Update gradle.properties
Update gradle.properties

downgrade groovy version
vivekjuneja/AppStash,zutherb/AppStash,zutherb/AppStash,vivekjuneja/AppStash,vivekjuneja/AppStash,zutherb/AppStash,vivekjuneja/AppStash,vivekjuneja/AppStash,zutherb/AppStash,vivekjuneja/AppStash,zutherb/AppStash,vivekjuneja/AppStash,zutherb/AppStash,vivekjuneja/AppStash,zutherb/AppStash,zutherb/AppStash