Call __invoke() instead of render(). Fixes #90.
Add tests. References #90.
Added missing semi-colon to end of statement.
Prevented use of current namespace.

The current namespace was being used to check for instances of classes
in the root namespace. This has been corrected and a test added to
verify.
Merge pull request #91 from bc-luke/syntax

Syntactic updates in CallableReflector
Fix issue causing help to fail. Had to save the application instance.
Fixes #89.
Fix tests that were incorrectly spec'd.
Call __invoke() instead of render(). Fixes #90.
Add tests. References #90.
Merge branch '2.0.x' of github.com:treshugart/EuropaPHP into 2.0.x