adding unit tests and removing dependency on MediaWiki by adding the Vignette/FileInterface interface, and having File implement that
change to lower case - what was i thinking?
added __toString() to url generator class
adding newlines to end of files
adding getName() to FileInterface, and helper functions with documentation for setting the image mode
add domain sharding, don't add height/wwidth info when fetching originals
fixing unit tests
Merge pull request #4554 from Wikia/PLATFORM-389

PHP->Vignette Interface