ZipMany with conformance changes
Operators: And, Then, When
Issue #23, Issue #88, Issue #100
Operation: Join
Issue #56
Removed unused test function
rename README.md to Rationale.md
restore original README.md
mention Rationale.md in README.md
move commented-out example from TestScheduler to separate file TestSchedulerExample
restore package.scala files (mainly for scaladoc)
update package objects
PublishSubject.apply() does not take a parameter
@Ignore RxScalaDemo
private vars in Scala do not start with underscore
restore CompletenessTest
examples to examples, tests to tests
replace Assert.assertXxx by assertXxx
move rx.lang.scala.subscriptions.Subscription to rx.lang.scala.Subscription (mirror Java package structure)
Unit Tests and SuppressWarnings

Added tests while validating pull request.

This fixes issue https://github.com/Netflix/RxJava/issues/387
Merge pull request #510 from benjchristensen/pull-495-zip

BugFix: Zip
reactivate Observable.withFilter