Reformat Git ignore file.
Reformat Git ignore file.

danielpassos/hawkular-android-client,pilhuhn/hawkular-android-client,anuj1708/hawkular-android-client,pg301/hawkular-android-client,hawkular/hawkular-android-client,anuj1708/hawkular-android-buff,shubhamvashisht/hawkular-android-client,sauravvishal8797/hawkular-android-client