diff --git a/package-lock.json b/package-lock.json
index 5f65e00d..6f177b6e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "swell",
-  "version": "1.0.0",
+  "version": "1.1.0",
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@@ -14,12 +14,12 @@
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+      "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.4.4.tgz",
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       "dev": true,
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@@ -47,12 +47,12 @@
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+      "resolved": "https://registry.npmjs.org/@babel/helper-split-export-declaration/-/helper-split-export-declaration-7.4.4.tgz",
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       "dev": true,
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+        "@babel/types": "^7.4.4"
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@@ -67,34 +67,34 @@
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-      "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.4.3.tgz",
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+      "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.4.5.tgz",
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-      "resolved": "https://registry.npmjs.org/@babel/template/-/template-7.4.0.tgz",
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+      "version": "7.4.4",
+      "resolved": "https://registry.npmjs.org/@babel/template/-/template-7.4.4.tgz",
+      "integrity": "sha512-CiGzLN9KgAvgZsnivND7rkA+AeJ9JB0ciPOD4U59GKbQP2iQl+olF1l76kJOupqidozfZ32ghwBEJDhnk9MEcw==",
       "dev": true,
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-        "@babel/parser": "^7.4.0",
-        "@babel/types": "^7.4.0"
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-      "resolved": "https://registry.npmjs.org/@babel/traverse/-/traverse-7.4.3.tgz",
-      "integrity": "sha512-HmA01qrtaCwwJWpSKpA948cBvU5BrmviAief/b3AVw936DtcdsTexlbyzNuDnthwhOQ37xshn7hvQaEQk7ISYQ==",
+      "version": "7.4.5",
+      "resolved": "https://registry.npmjs.org/@babel/traverse/-/traverse-7.4.5.tgz",
+      "integrity": "sha512-Vc+qjynwkjRmIFGxy0KYoPj4FdVDxLej89kMHFsWScq999uX+pwcX4v9mWRjW0KcAYTPAuVQl2LKP1wEVLsp+A==",
       "dev": true,
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-        "@babel/generator": "^7.4.0",
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-        "@babel/parser": "^7.4.3",
-        "@babel/types": "^7.4.0",
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         "globals": "^11.1.0",
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@@ -108,19 +108,13 @@
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+      "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.4.4.tgz",
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@@ -212,9 +206,9 @@
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+      "version": "5.2.7",
+      "resolved": "https://registry.npmjs.org/@types/mocha/-/mocha-5.2.7.tgz",
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@@ -233,6 +227,18 @@
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+      "version": "3.2.3",
+      "resolved": "https://registry.npmjs.org/ansi-colors/-/ansi-colors-3.2.3.tgz",
+      "integrity": "sha512-LEHHyuhlPY3TmuUYMh2oz89lTShfvgbmzaBcxve9t/9Wuy7Dwf4yoAKcND7KFT1HAQfqZ12qtc+DUrBMeKF9nw==",
+      "dev": true
+    },
+    "ansi-regex": {
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+      "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
+      "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg=",
+      "dev": true
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@@ -242,12 +248,36 @@
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-      "integrity": "sha1-iYUI2iIm84DfkEcoRWhJwVAaSw0=",
+    "append-transform": {
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+      "resolved": "https://registry.npmjs.org/append-transform/-/append-transform-1.0.0.tgz",
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+      "dev": true,
+      "requires": {
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+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/archy/-/archy-1.0.0.tgz",
+      "integrity": "sha1-+cjBN1fMHde8N5rHeyxipcKGjEA=",
+      "dev": true
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+      "resolved": "https://registry.npmjs.org/arg/-/arg-4.1.0.tgz",
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+    "argparse": {
+      "version": "1.0.10",
+      "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
+      "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
+      "dev": true,
+      "requires": {
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@@ -282,6 +312,24 @@
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+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/caching-transform/-/caching-transform-3.0.2.tgz",
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+      "dev": true,
+      "requires": {
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+        "make-dir": "^2.0.0",
+        "package-hash": "^3.0.0",
+        "write-file-atomic": "^2.4.2"
+      }
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+    "camelcase": {
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+      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.3.1.tgz",
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@@ -305,6 +353,17 @@
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         "supports-color": "^5.3.0"
+      },
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+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
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+          "dev": true,
+          "requires": {
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+          }
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@@ -313,12 +372,29 @@
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       "dev": true
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+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/cliui/-/cliui-4.1.0.tgz",
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+      "requires": {
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+        "strip-ansi": "^4.0.0",
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       "integrity": "sha1-G39Ln1kfHo+DZwQBYANFoCiHQ18=",
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+      "resolved": "https://registry.npmjs.org/code-point-at/-/code-point-at-1.1.0.tgz",
+      "integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c=",
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@@ -334,10 +410,10 @@
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+      "resolved": "https://registry.npmjs.org/commondir/-/commondir-1.0.1.tgz",
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@@ -346,6 +422,41 @@
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       "dev": true
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+      "resolved": "https://registry.npmjs.org/convert-source-map/-/convert-source-map-1.6.0.tgz",
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+      "resolved": "https://registry.npmjs.org/cp-file/-/cp-file-6.2.0.tgz",
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+      "requires": {
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+        "make-dir": "^2.0.0",
+        "nested-error-stacks": "^2.0.0",
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+      "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-6.0.5.tgz",
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@@ -353,14 +464,20 @@
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       "dev": true,
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+      "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-1.2.0.tgz",
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@@ -370,24 +487,169 @@
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+      "dev": true,
+      "requires": {
+        "flat": "^4.1.0",
+        "lodash": "^4.17.11",
+        "yargs": "^12.0.5"
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+      "dependencies": {
+        "get-caller-file": {
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+          "dev": true
+        },
+        "require-main-filename": {
+          "version": "1.0.1",
+          "resolved": "https://registry.npmjs.org/require-main-filename/-/require-main-filename-1.0.1.tgz",
+          "integrity": "sha1-l/cXtp1IeE9fUmpsWqj/3aBVpNE=",
+          "dev": true
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+        "yargs": {
+          "version": "12.0.5",
+          "resolved": "https://registry.npmjs.org/yargs/-/yargs-12.0.5.tgz",
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+          "dev": true,
+          "requires": {
+            "cliui": "^4.0.0",
+            "decamelize": "^1.2.0",
+            "find-up": "^3.0.0",
+            "get-caller-file": "^1.0.1",
+            "os-locale": "^3.0.0",
+            "require-directory": "^2.1.1",
+            "require-main-filename": "^1.0.1",
+            "set-blocking": "^2.0.0",
+            "string-width": "^2.0.0",
+            "which-module": "^2.0.0",
+            "y18n": "^3.2.1 || ^4.0.0",
+            "yargs-parser": "^11.1.1"
+          }
+        },
+        "yargs-parser": {
+          "version": "11.1.1",
+          "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-11.1.1.tgz",
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+          "dev": true,
+          "requires": {
+            "camelcase": "^5.0.0",
+            "decamelize": "^1.2.0"
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     "yn": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/yn/-/yn-2.0.0.tgz",
-      "integrity": "sha1-5a2ryKz0CPY4X8dklWhMiOavaJo=",
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/yn/-/yn-3.1.0.tgz",
+      "integrity": "sha512-kKfnnYkbTfrAdd0xICNFw7Atm8nKpLcLv9AZGEt+kczL/WQVai4e2V6ZN8U/O+iI6WrNuJjNNOyu4zfhl9D3Hg==",
       "dev": true
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diff --git a/package.json b/package.json
index 10fc5519..dbb9e0b7 100644
--- a/package.json
+++ b/package.json
@@ -1,28 +1,28 @@
 {
   "name": "swell",
-  "version": "1.0.0",
+  "version": "1.1.0",
   "description": "swell williams entry-level language",
   "main": "./dist/index.js",
   "types": "./dist/index.d.ts",
   "dependencies": {
-    "pants": "github:williams-cs/pants#1.1",
-    "space-lift": "^0.7.2",
+    "pants": "github:williams-cs/pants#1.2",
+    "space-lift": "^0.8.7",
     "uuid": "^3.3.2"
   },
   "devDependencies": {
-    "@types/chai": "^4.1.3",
+    "@types/chai": "^4.1.7",
     "@types/clone": "^0.1.30",
     "@types/codemirror": "0.0.70",
     "@types/diff": "^3.5.2",
-    "@types/mocha": "^5.2.2",
-    "chai": "^4.1.2",
+    "@types/mocha": "^5.2.7",
+    "chai": "^4.2.0",
     "clone": "^2.1.2",
     "csv-parse": "^4.3.1",
-    "mocha": "^5.2.0",
-    "nyc": "^13.3.0",
-    "ts-node": "^6.1.1",
+    "mocha": "^6.1.4",
+    "nyc": "^14.1.1",
+    "ts-node": "^8.2.0",
     "typedoc": "^0.14.2",
-    "typescript": "^2.9.1"
+    "typescript": "^3.5.1"
   },
   "scripts": {
     "test": "nyc --reporter=text mocha"
@@ -38,7 +38,8 @@
       "coverage/",
       "lib/Ignore for now/",
       "lib/*.js",
-      "dist/"
+      "dist/",
+      "ui_modules"
     ],
     "reporter": [
       "html"
@@ -52,7 +53,7 @@
   "keywords": [
     "dmlanguage"
   ],
-  "author": "Dzung Pham, Emmie Hine, Quan Do, Kiersten Campbell and Dan Barowy",
+  "author": "Julia Tucher, Alex Taylor, Dzung Pham, Emmie Hine, Quan Do, Kiersten Campbell, and Dan Barowy",
   "license": "BSD-2-Clause",
   "bugs": {
     "url": "https://github.com/williams-cs/swell/issues"
diff --git a/tsconfig.json b/tsconfig.json
index c31794ea..fbebcb3a 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -9,7 +9,7 @@
     "declaration": true,                   /* Generates corresponding '.d.ts' file. */
     "sourceMap": true,                     /* Generates corresponding '.map' file. */
     "strict": true,                           /* Enable all strict type-checking options. */
-     "strictNullChecks": false,              /* Enable strict null checks. */
+    "strictNullChecks": false,              /* Enable strict null checks. */
     "esModuleInterop": true,                   /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */
     "skipLibCheck": true,
     "outDir": "dist/"