[Feature] Update dependencies.

Author: zhanghai

build.gradle

@@ -5,7 +5,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.2.2'
+        classpath 'com.android.tools.build:gradle:2.3.3'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
@@ -17,6 +17,10 @@ allprojects {
     group = GROUP
     repositories {
         jcenter()
+        // Replace this with `google()` when upgraded to Android Gradle Plugin 3.0+ and Gradle 4.0+.
+        maven {
+            url "https://maven.google.com"
+        }
     }
 }
 

gradle.properties

@@ -33,6 +33,6 @@ POM_DEVELOPER_ID=zhanghai
 POM_DEVELOPER_NAME=Zhang Hai
 
 ANDROID_MIN_SDK_VERSION=15
-ANDROID_COMPILE_SDK_VERSION=25
-ANDROID_BUILD_TOOLS_VERSION=25
-ANDROID_TARGET_SDK_VERSION=25
+ANDROID_COMPILE_SDK_VERSION=26
+ANDROID_BUILD_TOOLS_VERSION=26.0.0
+ANDROID_TARGET_SDK_VERSION=26

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Tue Oct 25 00:17:10 CST 2016
+#Sun Aug 20 01:02:01 PDT 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.14.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-3.3-all.zip

library/build.gradle

@@ -27,8 +27,8 @@ android {
 
 dependencies {
     compile fileTree(dir: 'libs', include: ['*.jar'])
-    compile 'com.android.support:customtabs:25.0.0'
-    compile 'com.android.support:support-v4:25.0.0'
+    compile 'com.android.support:customtabs:26.0.1'
+    compile 'com.android.support:support-v4:26.0.1'
 }
 
 apply from: '../gradle-mvn-push.gradle'

sample/build.gradle

@@ -49,8 +49,8 @@ apply plugin: 'android-apt'
 
 dependencies {
     compile fileTree(dir: 'libs', include: ['*.jar'])
-    compile 'com.android.support:appcompat-v7:25.0.0'
-    compile 'com.jakewharton:butterknife:8.4.0'
-    apt 'com.jakewharton:butterknife-compiler:8.4.0'
+    compile 'com.android.support:appcompat-v7:26.0.1'
+    compile 'com.jakewharton:butterknife:8.8.0'
+    apt 'com.jakewharton:butterknife-compiler:8.8.0'
     compile project(':library')
 }