Fix gradle version error in Android Studio Bumblebee#21

guneyozsan wants to merge 2 commits intopeterhorsley:masterpeterhorsley/Unity3D.Authentication.Example:masterfrom

guneyozsan:fix-gradle-version-error-in-android-studio-bumblebeeguneyozsan/Unity3D.Authentication.Example:fix-gradle-version-error-in-android-studio-bumblebeeCopy head branch name to clipboard