Added a function to get the Java version to be used by ADB.
Merge pull request #4129 from paymand/apktool_v2.0.0-RC2

Added a function to get the Java version to be used by ADB.
Restore smart keyboard closing (#3975) that got clobbered
ADB.jars not a class method anymore
getting gps demo via npm as intended
bumped appium adb