Removed the hard coding done for android version. Fixed issue sign error while using jdk1.7
Removed the hard coding done for android version. Fixed issue sign error while using jdk1.7

menonvarun/andro_auto_framework,menonvarun/andro_auto_framework,Imaginea/bot-bot,Imaginea/bot-bot,menonvarun/andro_auto_framework,Imaginea/bot-bot