add: thread control by @SupposeBackground and @SupposeUiThread annotations
fix: SupposeUiThread and SupposeBackground worked wrong if generated method was modified because of another annotation
Update to use Robolectric 2.x
Merge branch 'Artyomcool-execution-thread-control' into develop

Conflicts:
	AndroidAnnotations/androidannotations/src/main/java/org/androidannotations/handler/AnnotationHandlers.java
	AndroidAnnotations/functional-test-1-5-tests/pom.xml