Fixed wrong name.
Implemented missing mediaHeight and mediaWidth options.
Fixed initialization of media providers.
Fixed inconsistent method signatures.
Fixed method call.
Fixed missing media types in media block options.
Fixed not visible mimetypes.
Fixed media block options tabs.
Fixed appearance of blocks.
Fixed generation of wrong media block output.
Fixed method call.
The edit button is now visible after creating a block.
Fixed block options dialog appearance.
The authors are now listed in block options.
Implemented editing existing blocks.