make shape loading less laggy on office 2013
fixes a bug when auto-generate audio without recorder pane presents
move recorder management pane to a separate region for readability
fixes #560 and #562
take care of exception thrown when slide is embedded in other application and open from that application
fixes #560 and fixes #562
fixes some resources release bug
update version info for 1.9.0.4
update version info for release 1.9.0.4 (offline)
Merge branch 'release'