diff --git a/index.js b/index.js
index 2cffeaf..ee1086e 100644
--- a/index.js
+++ b/index.js
@@ -8,7 +8,7 @@
 // * Author: [@niftylettuce](https://twitter.com/#!/niftylettuce)
 // * Source: <https://github.com/niftylettuce/express-paginate>
 
-var querystring = require('querystring');
+var qs = require('qs');
 var url = require('url');
 var assign = require('lodash.assign');
 var clone = require('lodash.clone');
@@ -39,7 +39,7 @@ exports.href = function href(req) {
     if (isObject(params))
       query = assign(query, params);
 
-    return url.parse(req.originalUrl).pathname + '?' + querystring.stringify(query);
+    return url.parse(req.originalUrl).pathname + '?' + qs.stringify(query);
 
   };
 };
@@ -72,7 +72,7 @@ exports.getArrayPages = function(req) {
     if (limit > 0) {
       var end = Math.min(Math.max(currentPage + Math.floor(limit / 2), limit), pageCount);
       var start = Math.max(1, (currentPage < (limit - 1)) ? 1 : (end - limit) + 1);
-			
+
       var pages = [];
       for (var i = start; i <= end; i++) {
         pages.push({
diff --git a/package.json b/package.json
index 522ddf3..f5d4d60 100644
--- a/package.json
+++ b/package.json
@@ -30,19 +30,18 @@
     "lodash.assign": "^4.2.0",
     "lodash.clone": "^4.5.0",
     "lodash.isobject": "^3.0.2",
-    "querystring": "^0.2.0"
+    "qs": "^6.5.1"
   },
   "devDependencies": {
     "async": "^2.5.0",
     "chai": "^4.1.0",
     "istanbul": "^0.4.5",
-    "mocha": "^3.4.2",
-    "reqres": "^1.2.2"
+    "mocha": "^5.1.1",
+    "reqres": "^2.1.0"
   },
   "scripts": {
-    "prepublish": "npm prune",
-    "test": "mocha --reporter spec --bail --check-leaks --require test/support/should test/",
-    "test-cov": "istanbul cover node_modules/mocha/bin/_mocha -- --reporter dot --check-leaks --require test/support/should  test/",
-    "test-travis": "istanbul cover node_modules/mocha/bin/_mocha --report lcovonly -- --reporter spec --check-leaks --require test/support/should test/"
+    "test": "node_modules/.bin/mocha --reporter spec --bail --check-leaks --require test/support/should test/",
+    "test-cov": "istanbul cover node_modules/.bin/mocha -- --reporter dot --check-leaks --require test/support/should  test/",
+    "test-travis": "istanbul cover node_modules/.bin/mocha --report lcovonly -- --reporter spec --check-leaks --require test/support/should test/"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index ba35245..fbb9cf0 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2,6 +2,12 @@
 # yarn lockfile v1
 
 
+"@sinonjs/formatio@^2.0.0":
+  version "2.0.0"
+  resolved "http://registry.npmjs.org/@sinonjs/formatio/-/formatio-2.0.0.tgz#84db7e9eb5531df18a8c5e0bfb6e449e55e654b2"
+  dependencies:
+    samsam "1.3.0"
+
 abbrev@1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.1.1.tgz#f8f2c887ad10bf67f634f005b6987fed3179aac8"
@@ -10,11 +16,11 @@ abbrev@1.0.x:
   version "1.0.9"
   resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.0.9.tgz#91b4792588a7738c25f35dd6f63752a2f8776135"
 
-accepts@~1.3.4:
-  version "1.3.4"
-  resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.4.tgz#86246758c7dd6d21a6474ff084a4740ec05eb21f"
+accepts@~1.3.5:
+  version "1.3.5"
+  resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.5.tgz#eb777df6011723a3b14e8a72c0805c8e86746bd2"
   dependencies:
-    mime-types "~2.1.16"
+    mime-types "~2.1.18"
     negotiator "0.6.1"
 
 align-text@^0.1.1, align-text@^0.1.3:
@@ -30,8 +36,8 @@ amdefine@>=0.0.4:
   resolved "https://registry.yarnpkg.com/amdefine/-/amdefine-1.0.1.tgz#4a5282ac164729e93619bcfd3ad151f817ce91f5"
 
 argparse@^1.0.7:
-  version "1.0.9"
-  resolved "https://registry.yarnpkg.com/argparse/-/argparse-1.0.9.tgz#73d83bc263f86e97f8cc4f6bae1b0e90a7d22c86"
+  version "1.0.10"
+  resolved "https://registry.yarnpkg.com/argparse/-/argparse-1.0.10.tgz#bcd6791ea5ae09725e17e5ad988134cd40b3d911"
   dependencies:
     sprintf-js "~1.0.2"
 
@@ -40,8 +46,8 @@ array-flatten@1.1.1:
   resolved "https://registry.yarnpkg.com/array-flatten/-/array-flatten-1.1.1.tgz#9a5f699051b1e7073328f2a008968b64ea2955d2"
 
 assertion-error@^1.0.1:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/assertion-error/-/assertion-error-1.0.2.tgz#13ca515d86206da0bac66e834dd397d87581094c"
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/assertion-error/-/assertion-error-1.1.0.tgz#e60b6b0e8f301bd97e5375215bda406c85118c0b"
 
 async@1.x, async@^1.4.0:
   version "1.5.2"
@@ -73,15 +79,15 @@ body-parser@1.18.2:
     type-is "~1.6.15"
 
 brace-expansion@^1.1.7:
-  version "1.1.8"
-  resolved "https://registry.yarnpkg.com/brace-expansion/-/brace-expansion-1.1.8.tgz#c07b211c7c952ec1f8efd51a77ef0d1d3990a292"
+  version "1.1.11"
+  resolved "https://registry.yarnpkg.com/brace-expansion/-/brace-expansion-1.1.11.tgz#3c7fcbf529d87226f3d2f52b966ff5271eb441dd"
   dependencies:
     balanced-match "^1.0.0"
     concat-map "0.0.1"
 
-browser-stdout@1.3.0:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/browser-stdout/-/browser-stdout-1.3.0.tgz#f351d32969d32fa5d7a5567154263d928ae3bd1f"
+browser-stdout@1.3.1:
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/browser-stdout/-/browser-stdout-1.3.1.tgz#baa559ee14ced73452229bad7326467c61fabd60"
 
 bytes@3.0.0:
   version "3.0.0"
@@ -121,11 +127,9 @@ cliui@^2.1.0:
     right-align "^0.1.1"
     wordwrap "0.0.2"
 
-commander@2.9.0:
-  version "2.9.0"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-2.9.0.tgz#9c99094176e12240cb22d6c5146098400fe0f7d4"
-  dependencies:
-    graceful-readlink ">= 1.0.0"
+commander@2.11.0:
+  version "2.11.0"
+  resolved "https://registry.yarnpkg.com/commander/-/commander-2.11.0.tgz#157152fd1e7a6c8d98a5b715cf376df928004563"
 
 concat-map@0.0.1:
   version "0.0.1"
@@ -147,18 +151,18 @@ cookie@0.3.1:
   version "0.3.1"
   resolved "https://registry.yarnpkg.com/cookie/-/cookie-0.3.1.tgz#e7e0a1f9ef43b4c8ba925c5c5a96e806d16873bb"
 
-debug@2.6.8:
-  version "2.6.8"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.8.tgz#e731531ca2ede27d188222427da17821d68ff4fc"
-  dependencies:
-    ms "2.0.0"
-
 debug@2.6.9:
   version "2.6.9"
   resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.9.tgz#5d128515df134ff327e90a4c93f4e077a536341f"
   dependencies:
     ms "2.0.0"
 
+debug@3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-3.1.0.tgz#5bb5a0672628b64149566ba16819e61518c67261"
+  dependencies:
+    ms "2.0.0"
+
 decamelize@^1.0.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
@@ -173,25 +177,29 @@ deep-is@~0.1.3:
   version "0.1.3"
   resolved "https://registry.yarnpkg.com/deep-is/-/deep-is-0.1.3.tgz#b369d6fb5dbc13eecf524f91b070feedc357cf34"
 
-depd@1.1.1, depd@~1.1.1:
+depd@1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/depd/-/depd-1.1.1.tgz#5783b4e1c459f06fa5ca27f991f3d06e7a310359"
 
+depd@~1.1.1, depd@~1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/depd/-/depd-1.1.2.tgz#9bcd52e14c097763e749b274c4346ed2e560b5a9"
+
 destroy@~1.0.4:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/destroy/-/destroy-1.0.4.tgz#978857442c44749e4206613e37946205826abd80"
 
-diff@3.2.0:
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/diff/-/diff-3.2.0.tgz#c9ce393a4b7cbd0b058a725c93df299027868ff9"
+diff@3.5.0, diff@^3.1.0:
+  version "3.5.0"
+  resolved "https://registry.yarnpkg.com/diff/-/diff-3.5.0.tgz#800c0dd1e0a8bfbc95835c202ad220fe317e5a12"
 
 ee-first@1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/ee-first/-/ee-first-1.1.1.tgz#590c61156b0ae2f4f0255732a158b266bc56b21d"
 
-encodeurl@~1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/encodeurl/-/encodeurl-1.0.1.tgz#79e3d58655346909fe6f0f45a5de68103b294d20"
+encodeurl@~1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/encodeurl/-/encodeurl-1.0.2.tgz#ad3ff4c86ec2d029322f5a02c3a9a606c95b3f59"
 
 escape-html@~1.0.3:
   version "1.0.3"
@@ -233,10 +241,10 @@ etag@~1.8.1:
   resolved "https://registry.yarnpkg.com/etag/-/etag-1.8.1.tgz#41ae2eeb65efa62268aebfea83ac7d79299b0887"
 
 express@^4.15.2:
-  version "4.16.2"
-  resolved "https://registry.yarnpkg.com/express/-/express-4.16.2.tgz#e35c6dfe2d64b7dca0a5cd4f21781be3299e076c"
+  version "4.16.3"
+  resolved "https://registry.yarnpkg.com/express/-/express-4.16.3.tgz#6af8a502350db3246ecc4becf6b5a34d22f7ed53"
   dependencies:
-    accepts "~1.3.4"
+    accepts "~1.3.5"
     array-flatten "1.1.1"
     body-parser "1.18.2"
     content-disposition "0.5.2"
@@ -244,26 +252,26 @@ express@^4.15.2:
     cookie "0.3.1"
     cookie-signature "1.0.6"
     debug "2.6.9"
-    depd "~1.1.1"
-    encodeurl "~1.0.1"
+    depd "~1.1.2"
+    encodeurl "~1.0.2"
     escape-html "~1.0.3"
     etag "~1.8.1"
-    finalhandler "1.1.0"
+    finalhandler "1.1.1"
     fresh "0.5.2"
     merge-descriptors "1.0.1"
     methods "~1.1.2"
     on-finished "~2.3.0"
     parseurl "~1.3.2"
     path-to-regexp "0.1.7"
-    proxy-addr "~2.0.2"
+    proxy-addr "~2.0.3"
     qs "6.5.1"
     range-parser "~1.2.0"
     safe-buffer "5.1.1"
-    send "0.16.1"
-    serve-static "1.13.1"
+    send "0.16.2"
+    serve-static "1.13.2"
     setprototypeof "1.1.0"
-    statuses "~1.3.1"
-    type-is "~1.6.15"
+    statuses "~1.4.0"
+    type-is "~1.6.16"
     utils-merge "1.0.1"
     vary "~1.1.2"
 
@@ -271,24 +279,18 @@ fast-levenshtein@~2.0.4:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/fast-levenshtein/-/fast-levenshtein-2.0.6.tgz#3d8a5c66883a16a30ca8643e851f19baa7797917"
 
-finalhandler@1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/finalhandler/-/finalhandler-1.1.0.tgz#ce0b6855b45853e791b2fcc680046d88253dd7f5"
+finalhandler@1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/finalhandler/-/finalhandler-1.1.1.tgz#eebf4ed840079c83f4249038c9d703008301b105"
   dependencies:
     debug "2.6.9"
-    encodeurl "~1.0.1"
+    encodeurl "~1.0.2"
     escape-html "~1.0.3"
     on-finished "~2.3.0"
     parseurl "~1.3.2"
-    statuses "~1.3.1"
+    statuses "~1.4.0"
     unpipe "~1.0.0"
 
-formatio@1.1.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/formatio/-/formatio-1.1.1.tgz#5ed3ccd636551097383465d996199100e86161e9"
-  dependencies:
-    samsam "~1.1"
-
 forwarded@~0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/forwarded/-/forwarded-0.1.2.tgz#98c23dab1175657b8c0573e8ceccd91b0ff18c84"
@@ -305,14 +307,14 @@ get-func-name@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/get-func-name/-/get-func-name-2.0.0.tgz#ead774abee72e20409433a066366023dd6887a41"
 
-glob@7.1.1:
-  version "7.1.1"
-  resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.1.tgz#805211df04faaf1c63a3600306cdf5ade50b2ec8"
+glob@7.1.2:
+  version "7.1.2"
+  resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.2.tgz#c19c9df9a028702d678612384a6552404c636d15"
   dependencies:
     fs.realpath "^1.0.0"
     inflight "^1.0.4"
     inherits "2"
-    minimatch "^3.0.2"
+    minimatch "^3.0.4"
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
@@ -326,13 +328,9 @@ glob@^5.0.15:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
-"graceful-readlink@>= 1.0.0":
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/graceful-readlink/-/graceful-readlink-1.0.1.tgz#4cafad76bc62f02fa039b2f94e9a3dd3a391a725"
-
-growl@1.9.2:
-  version "1.9.2"
-  resolved "https://registry.yarnpkg.com/growl/-/growl-1.9.2.tgz#0ea7743715db8d8de2c5ede1775e1b45ac85c02f"
+growl@1.10.3:
+  version "1.10.3"
+  resolved "https://registry.yarnpkg.com/growl/-/growl-1.10.3.tgz#1926ba90cf3edfe2adb4927f5880bc22c66c790f"
 
 handlebars@^4.0.1:
   version "4.0.11"
@@ -348,11 +346,19 @@ has-flag@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-1.0.0.tgz#9d9e793165ce017a00f00418c43f942a7b1d11fa"
 
+has-flag@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-2.0.0.tgz#e8207af1cc7b30d446cc70b734b5e8be18f88d51"
+
+has-flag@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-3.0.0.tgz#b5d454dc2199ae225699f3467e5a07f3b955bafd"
+
 he@1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/he/-/he-1.1.1.tgz#93410fd21b009735151f8868c2f271f3427e23fd"
 
-http-errors@1.6.2, http-errors@~1.6.2:
+http-errors@1.6.2:
   version "1.6.2"
   resolved "https://registry.yarnpkg.com/http-errors/-/http-errors-1.6.2.tgz#0a002cc85707192a7e7946ceedc11155f60ec736"
   dependencies:
@@ -361,6 +367,15 @@ http-errors@1.6.2, http-errors@~1.6.2:
     setprototypeof "1.0.3"
     statuses ">= 1.3.1 < 2"
 
+http-errors@~1.6.2:
+  version "1.6.3"
+  resolved "https://registry.yarnpkg.com/http-errors/-/http-errors-1.6.3.tgz#8b55680bb4be283a0b5bf4ea2e38580be1d9320d"
+  dependencies:
+    depd "~1.1.2"
+    inherits "2.0.3"
+    setprototypeof "1.1.0"
+    statuses ">= 1.4.0 < 2"
+
 iconv-lite@0.4.19:
   version "0.4.19"
   resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.19.tgz#f7468f60135f5e5dad3399c0a81be9a1603a082b"
@@ -376,18 +391,18 @@ inherits@2, inherits@2.0.3:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.3.tgz#633c2c83e3da42a502f52466022480f4208261de"
 
-inherits@2.0.1:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.1.tgz#b17d08d326b4423e568eff719f91b0b1cbdf69f1"
-
-ipaddr.js@1.5.2:
-  version "1.5.2"
-  resolved "https://registry.yarnpkg.com/ipaddr.js/-/ipaddr.js-1.5.2.tgz#d4b505bde9946987ccf0fc58d9010ff9607e3fa0"
+ipaddr.js@1.6.0:
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/ipaddr.js/-/ipaddr.js-1.6.0.tgz#e3fa357b773da619f26e95f049d055c72796f86b"
 
 is-buffer@^1.1.5:
   version "1.1.6"
   resolved "https://registry.yarnpkg.com/is-buffer/-/is-buffer-1.1.6.tgz#efaa2ea9daa0d7ab2ea13a97b2b8ad51fefbe8be"
 
+isarray@0.0.1:
+  version "0.0.1"
+  resolved "https://registry.yarnpkg.com/isarray/-/isarray-0.0.1.tgz#8a18acfca9a8f4177e09abfc6038939b05d1eedf"
+
 isexe@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/isexe/-/isexe-2.0.0.tgz#e8fbf374dc556ff8947a10dcb0572d633f2cfa10"
@@ -412,15 +427,15 @@ istanbul@^0.4.5:
     wordwrap "^1.0.0"
 
 js-yaml@3.x:
-  version "3.10.0"
-  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.10.0.tgz#2e78441646bd4682e963f22b6e92823c309c62dc"
+  version "3.11.0"
+  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.11.0.tgz#597c1a8bd57152f26d622ce4117851a51f5ebaef"
   dependencies:
     argparse "^1.0.7"
     esprima "^4.0.0"
 
-json3@3.3.2:
-  version "3.3.2"
-  resolved "https://registry.yarnpkg.com/json3/-/json3-3.3.2.tgz#3c0434743df93e2f5c42aee7b19bcb483575f4e1"
+just-extend@^1.1.27:
+  version "1.1.27"
+  resolved "https://registry.yarnpkg.com/just-extend/-/just-extend-1.1.27.tgz#ec6e79410ff914e472652abfa0e603c03d60e905"
 
 kind-of@^3.0.2:
   version "3.2.2"
@@ -439,29 +454,6 @@ levn@~0.3.0:
     prelude-ls "~1.1.2"
     type-check "~0.3.2"
 
-lodash._baseassign@^3.0.0:
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/lodash._baseassign/-/lodash._baseassign-3.2.0.tgz#8c38a099500f215ad09e59f1722fd0c52bfe0a4e"
-  dependencies:
-    lodash._basecopy "^3.0.0"
-    lodash.keys "^3.0.0"
-
-lodash._basecopy@^3.0.0:
-  version "3.0.1"
-  resolved "https://registry.yarnpkg.com/lodash._basecopy/-/lodash._basecopy-3.0.1.tgz#8da0e6a876cf344c0ad8a54882111dd3c5c7ca36"
-
-lodash._basecreate@^3.0.0:
-  version "3.0.3"
-  resolved "https://registry.yarnpkg.com/lodash._basecreate/-/lodash._basecreate-3.0.3.tgz#1bc661614daa7fc311b7d03bf16806a0213cf821"
-
-lodash._getnative@^3.0.0:
-  version "3.9.1"
-  resolved "https://registry.yarnpkg.com/lodash._getnative/-/lodash._getnative-3.9.1.tgz#570bc7dede46d61cdcde687d65d3eecbaa3aaff5"
-
-lodash._isiterateecall@^3.0.0:
-  version "3.0.9"
-  resolved "https://registry.yarnpkg.com/lodash._isiterateecall/-/lodash._isiterateecall-3.0.9.tgz#5203ad7ba425fae842460e696db9cf3e6aac057c"
-
 lodash.assign@^4.2.0:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/lodash.assign/-/lodash.assign-4.2.0.tgz#0d99f3ccd7a6d261d19bdaeb9245005d285808e7"
@@ -470,41 +462,21 @@ lodash.clone@^4.5.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/lodash.clone/-/lodash.clone-4.5.0.tgz#195870450f5a13192478df4bc3d23d2dea1907b6"
 
-lodash.create@3.1.1:
-  version "3.1.1"
-  resolved "https://registry.yarnpkg.com/lodash.create/-/lodash.create-3.1.1.tgz#d7f2849f0dbda7e04682bb8cd72ab022461debe7"
-  dependencies:
-    lodash._baseassign "^3.0.0"
-    lodash._basecreate "^3.0.0"
-    lodash._isiterateecall "^3.0.0"
-
-lodash.isarguments@^3.0.0:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/lodash.isarguments/-/lodash.isarguments-3.1.0.tgz#2f573d85c6a24289ff00663b491c1d338ff3458a"
-
-lodash.isarray@^3.0.0:
-  version "3.0.4"
-  resolved "https://registry.yarnpkg.com/lodash.isarray/-/lodash.isarray-3.0.4.tgz#79e4eb88c36a8122af86f844aa9bcd851b5fbb55"
+lodash.get@^4.4.2:
+  version "4.4.2"
+  resolved "https://registry.yarnpkg.com/lodash.get/-/lodash.get-4.4.2.tgz#2d177f652fa31e939b4438d5341499dfa3825e99"
 
 lodash.isobject@^3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/lodash.isobject/-/lodash.isobject-3.0.2.tgz#3c8fb8d5b5bf4bf90ae06e14f2a530a4ed935e1d"
 
-lodash.keys@^3.0.0:
-  version "3.1.2"
-  resolved "https://registry.yarnpkg.com/lodash.keys/-/lodash.keys-3.1.2.tgz#4dbc0472b156be50a0b286855d1bd0b0c656098a"
-  dependencies:
-    lodash._getnative "^3.0.0"
-    lodash.isarguments "^3.0.0"
-    lodash.isarray "^3.0.0"
-
 lodash@^4.14.0:
-  version "4.17.4"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.4.tgz#78203a4d1c328ae1d86dca6460e369b57f4055ae"
+  version "4.17.10"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.10.tgz#1b7793cf7259ea38fb3661d4d38b3260af8ae4e7"
 
-lolex@1.3.2:
-  version "1.3.2"
-  resolved "https://registry.yarnpkg.com/lolex/-/lolex-1.3.2.tgz#7c3da62ffcb30f0f5a80a2566ca24e45d8a01f31"
+lolex@^2.2.0, lolex@^2.3.2:
+  version "2.3.2"
+  resolved "https://registry.yarnpkg.com/lolex/-/lolex-2.3.2.tgz#85f9450425103bf9e7a60668ea25dc43274ca807"
 
 longest@^1.0.1:
   version "1.0.1"
@@ -522,21 +494,21 @@ methods@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/methods/-/methods-1.1.2.tgz#5529a4d67654134edcc5266656835b0f851afcee"
 
-mime-db@~1.30.0:
-  version "1.30.0"
-  resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.30.0.tgz#74c643da2dd9d6a45399963465b26d5ca7d71f01"
+mime-db@~1.33.0:
+  version "1.33.0"
+  resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.33.0.tgz#a3492050a5cb9b63450541e39d9788d2272783db"
 
-mime-types@~2.1.15, mime-types@~2.1.16:
-  version "2.1.17"
-  resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.17.tgz#09d7a393f03e995a79f8af857b70a9e0ab16557a"
+mime-types@~2.1.18:
+  version "2.1.18"
+  resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.18.tgz#6f323f60a83d11146f831ff11fd66e2fe5503bb8"
   dependencies:
-    mime-db "~1.30.0"
+    mime-db "~1.33.0"
 
 mime@1.4.1:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/mime/-/mime-1.4.1.tgz#121f9ebc49e3766f311a76e1fa1c8003c4b03aa6"
 
-"minimatch@2 || 3", minimatch@^3.0.2:
+"minimatch@2 || 3", minimatch@3.0.4, minimatch@^3.0.4:
   version "3.0.4"
   resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.0.4.tgz#5166e286457f03306064be5497e8dbb0c3d32083"
   dependencies:
@@ -556,22 +528,21 @@ mkdirp@0.5.1, mkdirp@0.5.x:
   dependencies:
     minimist "0.0.8"
 
-mocha@^3.4.2:
-  version "3.5.3"
-  resolved "https://registry.yarnpkg.com/mocha/-/mocha-3.5.3.tgz#1e0480fe36d2da5858d1eb6acc38418b26eaa20d"
+mocha@^5.1.1:
+  version "5.1.1"
+  resolved "https://registry.yarnpkg.com/mocha/-/mocha-5.1.1.tgz#b774c75609dac05eb48f4d9ba1d827b97fde8a7b"
   dependencies:
-    browser-stdout "1.3.0"
-    commander "2.9.0"
-    debug "2.6.8"
-    diff "3.2.0"
+    browser-stdout "1.3.1"
+    commander "2.11.0"
+    debug "3.1.0"
+    diff "3.5.0"
     escape-string-regexp "1.0.5"
-    glob "7.1.1"
-    growl "1.9.2"
+    glob "7.1.2"
+    growl "1.10.3"
     he "1.1.1"
-    json3 "3.3.2"
-    lodash.create "3.1.1"
+    minimatch "3.0.4"
     mkdirp "0.5.1"
-    supports-color "3.1.2"
+    supports-color "4.4.0"
 
 ms@2.0.0:
   version "2.0.0"
@@ -581,6 +552,16 @@ negotiator@0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/negotiator/-/negotiator-0.6.1.tgz#2b327184e8992101177b28563fb5e7102acd0ca9"
 
+nise@^1.2.0:
+  version "1.3.3"
+  resolved "https://registry.yarnpkg.com/nise/-/nise-1.3.3.tgz#c17a850066a8a1dfeb37f921da02441afc4a82ba"
+  dependencies:
+    "@sinonjs/formatio" "^2.0.0"
+    just-extend "^1.1.27"
+    lolex "^2.3.2"
+    path-to-regexp "^1.7.0"
+    text-encoding "^0.6.4"
+
 nopt@3.x:
   version "3.0.6"
   resolved "https://registry.yarnpkg.com/nopt/-/nopt-3.0.6.tgz#c6465dbf08abcd4db359317f79ac68a646b28ff9"
@@ -629,6 +610,12 @@ path-to-regexp@0.1.7:
   version "0.1.7"
   resolved "https://registry.yarnpkg.com/path-to-regexp/-/path-to-regexp-0.1.7.tgz#df604178005f522f15eb4490e7247a1bfaa67f8c"
 
+path-to-regexp@^1.7.0:
+  version "1.7.0"
+  resolved "https://registry.yarnpkg.com/path-to-regexp/-/path-to-regexp-1.7.0.tgz#59fde0f435badacba103a84e9d3bc64e96b9937d"
+  dependencies:
+    isarray "0.0.1"
+
 pathval@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/pathval/-/pathval-1.1.0.tgz#b942e6d4bde653005ef6b71361def8727d0645e0"
@@ -637,21 +624,17 @@ prelude-ls@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/prelude-ls/-/prelude-ls-1.1.2.tgz#21932a549f5e52ffd9a827f570e04be62a97da54"
 
-proxy-addr@~2.0.2:
-  version "2.0.2"
-  resolved "https://registry.yarnpkg.com/proxy-addr/-/proxy-addr-2.0.2.tgz#6571504f47bb988ec8180253f85dd7e14952bdec"
+proxy-addr@~2.0.3:
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/proxy-addr/-/proxy-addr-2.0.3.tgz#355f262505a621646b3130a728eb647e22055341"
   dependencies:
     forwarded "~0.1.2"
-    ipaddr.js "1.5.2"
+    ipaddr.js "1.6.0"
 
-qs@6.5.1:
+qs@6.5.1, qs@^6.5.1:
   version "6.5.1"
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.1.tgz#349cdf6eef89ec45c12d7d5eb3fc0c870343a6d8"
 
-querystring@^0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/querystring/-/querystring-0.2.0.tgz#b209849203bb25df820da756e747005878521620"
-
 range-parser@~1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/range-parser/-/range-parser-1.2.0.tgz#f49be6b487894ddc40dcc94a322f611092e00d5e"
@@ -669,12 +652,12 @@ repeat-string@^1.5.2:
   version "1.6.1"
   resolved "https://registry.yarnpkg.com/repeat-string/-/repeat-string-1.6.1.tgz#8dcae470e1c88abc2d600fff4a776286da75e637"
 
-reqres@^1.2.2:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/reqres/-/reqres-1.3.0.tgz#82a2b85486cbb690b36991352b79cb7d07a578af"
+reqres@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/reqres/-/reqres-2.1.0.tgz#e29bd5032bb50d97492c4c47a13660f019b67bd6"
   dependencies:
     express "^4.15.2"
-    sinon "^1.14.1"
+    sinon "^4.0.0"
 
 resolve@1.1.x:
   version "1.1.7"
@@ -690,22 +673,18 @@ safe-buffer@5.1.1:
   version "5.1.1"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.1.tgz#893312af69b2123def71f57889001671eeb2c853"
 
-samsam@1.1.2:
-  version "1.1.2"
-  resolved "https://registry.yarnpkg.com/samsam/-/samsam-1.1.2.tgz#bec11fdc83a9fda063401210e40176c3024d1567"
-
-samsam@~1.1:
-  version "1.1.3"
-  resolved "https://registry.yarnpkg.com/samsam/-/samsam-1.1.3.tgz#9f5087419b4d091f232571e7fa52e90b0f552621"
+samsam@1.3.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/samsam/-/samsam-1.3.0.tgz#8d1d9350e25622da30de3e44ba692b5221ab7c50"
 
-send@0.16.1:
-  version "0.16.1"
-  resolved "https://registry.yarnpkg.com/send/-/send-0.16.1.tgz#a70e1ca21d1382c11d0d9f6231deb281080d7ab3"
+send@0.16.2:
+  version "0.16.2"
+  resolved "https://registry.yarnpkg.com/send/-/send-0.16.2.tgz#6ecca1e0f8c156d141597559848df64730a6bbc1"
   dependencies:
     debug "2.6.9"
-    depd "~1.1.1"
+    depd "~1.1.2"
     destroy "~1.0.4"
-    encodeurl "~1.0.1"
+    encodeurl "~1.0.2"
     escape-html "~1.0.3"
     etag "~1.8.1"
     fresh "0.5.2"
@@ -714,16 +693,16 @@ send@0.16.1:
     ms "2.0.0"
     on-finished "~2.3.0"
     range-parser "~1.2.0"
-    statuses "~1.3.1"
+    statuses "~1.4.0"
 
-serve-static@1.13.1:
-  version "1.13.1"
-  resolved "https://registry.yarnpkg.com/serve-static/-/serve-static-1.13.1.tgz#4c57d53404a761d8f2e7c1e8a18a47dbf278a719"
+serve-static@1.13.2:
+  version "1.13.2"
+  resolved "https://registry.yarnpkg.com/serve-static/-/serve-static-1.13.2.tgz#095e8472fd5b46237db50ce486a43f4b86c6cec1"
   dependencies:
-    encodeurl "~1.0.1"
+    encodeurl "~1.0.2"
     escape-html "~1.0.3"
     parseurl "~1.3.2"
-    send "0.16.1"
+    send "0.16.2"
 
 setprototypeof@1.0.3:
   version "1.0.3"
@@ -733,14 +712,17 @@ setprototypeof@1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/setprototypeof/-/setprototypeof-1.1.0.tgz#d0bd85536887b6fe7c0d818cb962d9d91c54e656"
 
-sinon@^1.14.1:
-  version "1.17.7"
-  resolved "https://registry.yarnpkg.com/sinon/-/sinon-1.17.7.tgz#4542a4f49ba0c45c05eb2e9dd9d203e2b8efe0bf"
+sinon@^4.0.0:
+  version "4.5.0"
+  resolved "https://registry.yarnpkg.com/sinon/-/sinon-4.5.0.tgz#427ae312a337d3c516804ce2754e8c0d5028cb04"
   dependencies:
-    formatio "1.1.1"
-    lolex "1.3.2"
-    samsam "1.1.2"
-    util ">=0.10.3 <1"
+    "@sinonjs/formatio" "^2.0.0"
+    diff "^3.1.0"
+    lodash.get "^4.4.2"
+    lolex "^2.2.0"
+    nise "^1.2.0"
+    supports-color "^5.1.0"
+    type-detect "^4.0.5"
 
 source-map@^0.4.4:
   version "0.4.4"
@@ -762,19 +744,19 @@ sprintf-js@~1.0.2:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/sprintf-js/-/sprintf-js-1.0.3.tgz#04e6926f662895354f3dd015203633b857297e2c"
 
-"statuses@>= 1.3.1 < 2":
+"statuses@>= 1.3.1 < 2", "statuses@>= 1.4.0 < 2":
+  version "1.5.0"
+  resolved "https://registry.yarnpkg.com/statuses/-/statuses-1.5.0.tgz#161c7dac177659fd9811f43771fa99381478628c"
+
+statuses@~1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/statuses/-/statuses-1.4.0.tgz#bb73d446da2796106efcc1b601a253d6c46bd087"
 
-statuses@~1.3.1:
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/statuses/-/statuses-1.3.1.tgz#faf51b9eb74aaef3b3acf4ad5f61abf24cb7b93e"
-
-supports-color@3.1.2:
-  version "3.1.2"
-  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-3.1.2.tgz#72a262894d9d408b956ca05ff37b2ed8a6e2a2d5"
+supports-color@4.4.0:
+  version "4.4.0"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-4.4.0.tgz#883f7ddabc165142b2a61427f3352ded195d1a3e"
   dependencies:
-    has-flag "^1.0.0"
+    has-flag "^2.0.0"
 
 supports-color@^3.1.0:
   version "3.2.3"
@@ -782,22 +764,32 @@ supports-color@^3.1.0:
   dependencies:
     has-flag "^1.0.0"
 
+supports-color@^5.1.0:
+  version "5.4.0"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-5.4.0.tgz#1c6b337402c2137605efe19f10fec390f6faab54"
+  dependencies:
+    has-flag "^3.0.0"
+
+text-encoding@^0.6.4:
+  version "0.6.4"
+  resolved "https://registry.yarnpkg.com/text-encoding/-/text-encoding-0.6.4.tgz#e399a982257a276dae428bb92845cb71bdc26d19"
+
 type-check@~0.3.2:
   version "0.3.2"
   resolved "https://registry.yarnpkg.com/type-check/-/type-check-0.3.2.tgz#5884cab512cf1d355e3fb784f30804b2b520db72"
   dependencies:
     prelude-ls "~1.1.2"
 
-type-detect@^4.0.0:
-  version "4.0.5"
-  resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-4.0.5.tgz#d70e5bc81db6de2a381bcaca0c6e0cbdc7635de2"
+type-detect@^4.0.0, type-detect@^4.0.5:
+  version "4.0.8"
+  resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-4.0.8.tgz#7646fb5f18871cfbb7749e69bd39a6388eb7450c"
 
-type-is@~1.6.15:
-  version "1.6.15"
-  resolved "https://registry.yarnpkg.com/type-is/-/type-is-1.6.15.tgz#cab10fb4909e441c82842eafe1ad646c81804410"
+type-is@~1.6.15, type-is@~1.6.16:
+  version "1.6.16"
+  resolved "https://registry.yarnpkg.com/type-is/-/type-is-1.6.16.tgz#f89ce341541c672b25ee7ae3c73dee3b2be50194"
   dependencies:
     media-typer "0.3.0"
-    mime-types "~2.1.15"
+    mime-types "~2.1.18"
 
 uglify-js@^2.6:
   version "2.8.29"
@@ -816,12 +808,6 @@ unpipe@1.0.0, unpipe@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/unpipe/-/unpipe-1.0.0.tgz#b2bf4ee8514aae6165b4817829d21b2ef49904ec"
 
-"util@>=0.10.3 <1":
-  version "0.10.3"
-  resolved "https://registry.yarnpkg.com/util/-/util-0.10.3.tgz#7afb1afe50805246489e3db7fe0ed379336ac0f9"
-  dependencies:
-    inherits "2.0.1"
-
 utils-merge@1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/utils-merge/-/utils-merge-1.0.1.tgz#9f95710f50a267947b2ccc124741c1028427e713"