MODE-2231: Navigating to binary content 

This PR introduces type specific property editors where binary content become as particular case what allow to upload/download binaries and view in browser with suitable plugin.

Attached screenshots https://issues.jboss.org/browse/MODE-2231

Remains several fixes for date, boolean types.
How about "Content not found or recently removed". Really, if the user is navigating, the only reason why this should happen is that somebody else just removed the content that we were navigating. That, or a bug or failure. :-)