Update Gradle to 4.7

Author: rubengees

gradle/versions.gradle

@@ -12,7 +12,7 @@ ext {
     javaVersion = JavaVersion.VERSION_1_8
 
     // Gradle
-    gradleVersion = '4.7-rc-2'
+    gradleVersion = '4.7'
 
     // Core plugins
     androidPluginVersion = '3.2.0-alpha11'

gradle/wrapper/gradle-wrapper.jar

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.7-rc-2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.7-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists