added lazy image load for icons in the directory listing
restricted jquery selector to file list
added lazy image load for icons in the trashbin directory listing
added lazy load images for uploaded files
fixed method call with changes made to FileList.addFile
added lazy image load for icons when the user is dragging and dropping
added code to remove lazy load before adding new entires or when those
images go away
added lazy image load for icons in the share directory listing
made requested change to put etag into param
optimizations on single elements