diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index 941144813..13372aef5 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 5300a0982..22d6f6602 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Wed Dec 16 10:47:35 CST 2015
+#Wed Apr 27 08:20:39 CST 2016
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.10-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-2.13-all.zip
diff --git a/gradlew b/gradlew
index 28afbd4c0..9d82f7891 100755
--- a/gradlew
+++ b/gradlew
@@ -12,7 +12,7 @@ DEFAULT_JVM_OPTS=""
 APP_NAME="Gradle"
 APP_BASE_NAME=`basename "$0"`
 
-# Use the maximum available, or customizationSet MAX_FD != -1 to use that value.
+# Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD="maximum"
 
 warn ( ) {
@@ -42,7 +42,7 @@ case "`uname`" in
     ;;
 esac
 
-# Attempt to customizationSet APP_HOME
+# Attempt to set APP_HOME
 # Resolve links: $0 may be a link
 PRG="$0"
 # Need this for relative symlinks.
@@ -71,16 +71,16 @@ if [ -n "$JAVA_HOME" ] ; then
         JAVACMD="$JAVA_HOME/bin/java"
     fi
     if [ ! -x "$JAVACMD" ] ; then
-        die "ERROR: JAVA_HOME is customizationSet to an invalid directory: $JAVA_HOME
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
 
-Please customizationSet the JAVA_HOME variable in your environment to match the
+Please set the JAVA_HOME variable in your environment to match the
 location of your Java installation."
     fi
 else
     JAVACMD="java"
-    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not customizationSet and no 'java' command could be found in your PATH.
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
 
-Please customizationSet the JAVA_HOME variable in your environment to match the
+Please set the JAVA_HOME variable in your environment to match the
 location of your Java installation."
 fi
 
@@ -93,7 +93,7 @@ if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then
         fi
         ulimit -n $MAX_FD
         if [ $? -ne 0 ] ; then
-            warn "Could not customizationSet maximum file descriptor limit: $MAX_FD"
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
         fi
     else
         warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
@@ -137,16 +137,16 @@ if $cygwin ; then
         i=$((i+1))
     done
     case $i in
-        (0) customizationSet -- ;;
-        (1) customizationSet -- "$args0" ;;
-        (2) customizationSet -- "$args0" "$args1" ;;
-        (3) customizationSet -- "$args0" "$args1" "$args2" ;;
-        (4) customizationSet -- "$args0" "$args1" "$args2" "$args3" ;;
-        (5) customizationSet -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
-        (6) customizationSet -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
-        (7) customizationSet -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
-        (8) customizationSet -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
-        (9) customizationSet -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+        (0) set -- ;;
+        (1) set -- "$args0" ;;
+        (2) set -- "$args0" "$args1" ;;
+        (3) set -- "$args0" "$args1" "$args2" ;;
+        (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
     esac
 fi
 
diff --git a/gradlew.bat b/gradlew.bat
index e303abd07..aec99730b 100644
--- a/gradlew.bat
+++ b/gradlew.bat
@@ -9,38 +9,38 @@
 if "%OS%"=="Windows_NT" setlocal
 
 @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-customizationSet DEFAULT_JVM_OPTS=
+set DEFAULT_JVM_OPTS=
 
-customizationSet DIRNAME=%~dp0
-if "%DIRNAME%" == "" customizationSet DIRNAME=.
-customizationSet APP_BASE_NAME=%~n0
-customizationSet APP_HOME=%DIRNAME%
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
 
 @rem Find java.exe
 if defined JAVA_HOME goto findJavaFromJavaHome
 
-customizationSet JAVA_EXE=java.exe
+set JAVA_EXE=java.exe
 %JAVA_EXE% -version >NUL 2>&1
 if "%ERRORLEVEL%" == "0" goto init
 
 echo.
-echo ERROR: JAVA_HOME is not customizationSet and no 'java' command could be found in your PATH.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
 echo.
-echo Please customizationSet the JAVA_HOME variable in your environment to match the
+echo Please set the JAVA_HOME variable in your environment to match the
 echo location of your Java installation.
 
 goto fail
 
 :findJavaFromJavaHome
-customizationSet JAVA_HOME=%JAVA_HOME:"=%
-customizationSet JAVA_EXE=%JAVA_HOME%/bin/java.exe
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
 
 if exist "%JAVA_EXE%" goto init
 
 echo.
-echo ERROR: JAVA_HOME is customizationSet to an invalid directory: %JAVA_HOME%
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
 echo.
-echo Please customizationSet the JAVA_HOME variable in your environment to match the
+echo Please set the JAVA_HOME variable in your environment to match the
 echo location of your Java installation.
 
 goto fail
@@ -53,23 +53,23 @@ if "%@eval[2+2]" == "4" goto 4NT_args
 
 :win9xME_args
 @rem Slurp the command line arguments.
-customizationSet CMD_LINE_ARGS=
-customizationSet _SKIP=2
+set CMD_LINE_ARGS=
+set _SKIP=2
 
 :win9xME_args_slurp
 if "x%~1" == "x" goto execute
 
-customizationSet CMD_LINE_ARGS=%*
+set CMD_LINE_ARGS=%*
 goto execute
 
 :4NT_args
 @rem Get arguments from the 4NT Shell from JP Software
-customizationSet CMD_LINE_ARGS=%$
+set CMD_LINE_ARGS=%$
 
 :execute
 @rem Setup the command line
 
-customizationSet CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
 
 @rem Execute Gradle
 "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%