Update CMakeLists.txt
Apple mimetype support
Update lmms.plist.in
Update CMakeLists.txt
Update lmms.plist.in
Update lmms.plist.in
OpulenZ/opl2 build fixes (Apple)

- Cleaned up many non-bracketed sections for stricter compilers.
- Remove custom `INLINE` keyword when building on clang.
- Renable opl2 via plugins\CMakeLists.txts

https://cloud.githubusercontent.com/assets/6345473/2919394/c474d668-d6da-11e3-82db-778a7ce6014d.png
#ifdef indent corrections
Fix SWH contructors (Apple)

@tobydox, please advise as I cannot easily test the win32 impact of this
change.
Merge remote-tracking branch 'tresf/stable-1.0' into stable-1.0

Conflicts:
	plugins/opl2/fmopl.c
SWH: fixed Win32 compilation

The recent adaptions for OS X broke build for Win32.