Merge pull request #1 from wagnert/master

Add PHPUnit tests + README.md
Merge pull request #2 from wagnert/master

Bugfixing invalid controller initialization from path info + add PHPUnit tests
Merge pull request #3 from wagnert/master

Extend README.md with a simple example
Merge pull request #4 from wagnert/master

Add PHPUnit tests to cover getRoutes() method
Refactoring pre-/post dispatch functionality
Merge branch 'appserver-io'