Update version

Author: ioannisj

gradle.properties

@@ -22,6 +22,6 @@ android.defaults.buildfeatures.shaders=false
 android.defaults.buildfeatures.resvalues=false
 
 # Release - Module-specific versions
-coreVersion=4.1.0
+coreVersion=4.2.0
 androidVersion=3.24.0
 serverVersion=1.1.0