Delete GWT keys.

Author: bladecoder

adventure-editor/build.gradle

@@ -76,8 +76,6 @@ task setVersion(type: WriteProperties) {
 	props."buildToolsVersion" = buildToolsVersion
 	props."androidAPILevel" = androidAPILevel
 	props."androidGradlePluginVersion" = androidGradlePluginVersion
-	props."gwtVersion" = gwtVersion
-	props."gwtGradlePluginVersion" = gwtGradlePluginVersion
 	props."bladeInkVersion" = bladeInkVersion
 
 	setProperties(props);

adventure-editor/src/main/resources/versions.properties

@@ -5,4 +5,4 @@ buildToolsVersion=23.0.3
 libgdxVersion=1.9.6
 roboVMGradlePluginVersion=2.3.1
 roboVMVersion=2.3.1
-version=1.3.1-SNAPSHOT
+version=1.3.1