Updated to WebODF 0.5.4.
Need to provide custom "readFile" and "loadXML" functions.
Patching of "read" and "getFileSize" is no longer required.
Release blob urls when no longer needed.
Merge pull request #118 from fancycode/webodf_054

Updated to WebODF 0.5.4
Implemented Classroom view.
Changed color of smally view to black.
Allow upscaling of local mini video.
Make classroom video layout work in main mode.
Removed top border from audio video.
Decreased right padding for overlay logo.