rxLifecycle 处理rxjava生命周期

1.首先，导入相关包
compile 'com.trello.rxlifecycle2:rxlifecycle:2.0.1'
compile 'com.trello.rxlifecycle2:rxlifecycle-android:2.0.1'
compile 'com.trello.rxlifecycle2:rxlifecycle-components:2.0.1'

2.改变baseActivity baseFragmeng依赖rxActivity

3 observable.compose(bindToLifecycle())