Changed some formatting
Begun to use templr class as a non-singleton object which provides main interface to the library.
Added some tests to the library.
Merge branch 'development' of git://andrewkubera.info/templr into development on starbuck.
Added some comments to the templr.php file.
Added some debugging features. Enginefactory no longer relies on switch-case block, but rather retrieves information from an associated array.