Added support for custom functions in combineLatest.
Setting up the new subproject for debugging observable chains.
Merge branch 'master' into debug

Conflicts:
	rxjava-core/src/main/java/rx/Observable.java
Updating StringObservable to use lift
And added from(InputStream) and from(Reader)
Merge branch 'debug' of github.com:abersnaze/RxJava into rxjava-debug

Conflicts:
	rxjava-core/src/main/java/rx/Observable.java
Merge pull request #852 from benjchristensen/rxjava-debug

rxjava-debug
Merge branch 'update-string' of github.com:abersnaze/RxJava into string-observable
Merge pull request #853 from benjchristensen/string-observable

StringObservable Update
Merge pull request #763 from chrisgrimm/master

Added support for custom functions in combineLatest.