OperatorAny
Merge branch 'OperatorAny' of github.com:akarnokd/RxJava into operator-any

Conflicts:
	rxjava-core/src/main/java/rx/Observable.java
OperationAnyTest -> OperatorAnyTest

Match new naming convention.
Simplify Subscription Chain
Merge pull request #1070 from benjchristensen/operator-any

Manual Merge of OperatorAny