BackLoadingAdapter inheritors now can use custom load indicator
Merge branch 'master' into API10

Conflicts:
	V2Demo/src/com/v2soft/V2AndLib/demoapp/ui/activities/DemoBackStack.java
	V2Demo/src/com/v2soft/V2AndLib/demoapp/ui/activities/EndlessListActivity.java
	V2Demo/src/com/v2soft/V2AndLib/demoapp/ui/fragments/DemoEndlessList.java