Version bump to 1.6.1-beta.
Don't load file with locate_template().  This won't allow the filters to be applied.
Set 'max-width' rather than 'width' so that captions work better with responsive design.
Version bump to 1.6.1.
Make Cleaner Gallery accept user-specified MIME types
Remove Cleaner Caption $attr['width'] output dependency

wordpress implementation simply doesn't make sense. what if i want to
style this based on responsive grid units or another non-px approach?

also, completely killing the caption output because width parameter is
omitted? totally baffled me.
Filter all Clean Gallery element classes

Primary objective is to help out responsive frameworks get their classes