Update travis config to use same build tools version as gradle config
Update travis config to use same build tools version as gradle config

Signed-off-by: Greg Meiste <8a8f45e57c045ec63dc7e56e5eda862ea8c7cd4f@gmail.com>

meisteg/RaspberryPiTempAlarm,meisteg/RaspberryPiTempAlarm,meisteg/RaspberryPiTempAlarm