Fixed .bat files to correctly set environment variables without double
quotes
Actually use FilterIterator.
Merge branch '3.4'
Fix bad merge.
Merge branch '3.4'
Escape single quotes.
Merge branch '3.4'
Update ChangeLog.
Merge branch '3.4'
Added the stack trace for when an expected exception is not thrown after calling `PHPUnit_Framework_TestCase::setExpectedException()`.  This refs issue_5.
Cleanup.
Add alias functions for test doubles API.
Refactor.
Add missing return statement.
Export test double API.
Remove global function wrappers for assertions and test doubles API.
This reverts commit 0942aa717c99b77bf9463c6bb276e5c7b07bf845.
Close #7.
Fix whitespace.
Update ChangeLog.