4 commits

Author	SHA1	Message	Date
Georg Ehrke	1f52ad0363	work on powerpoint fallback	2013-06-12 13:20:59 +02:00
Georg Ehrke	228e084e65	finish implementation of Excel preview fallback	2013-06-12 11:40:01 +02:00
Georg Ehrke	67816da0bf	save current work state of office fallback	2013-06-11 13:15:24 +02:00
Georg Ehrke	a11a40d9a9	add backend for microsoft office 2007 documents	2013-05-31 12:23:51 +02:00