This is forwarded Debian bug
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=653603
One user requested that Osmo should automatically detect whether a cvs import is from MS Exchange and thus using a different line feed than a Linux application. At least there should be an option/switch where someone can choose between these different line feed formats.
I personally think this is a wishlist bug and it is no burden to use free software to convert the document.
One could make dos2unix (http://linux.about.com/od/commands/l/blcmdl1_dos2uni.htm) an optional dependency for Osmo and pass files throught that command befor importing