Change sidebar root to `/Volumes` on OS X
Apply new coding conventions to file_browser.h
Rename file_browser.* to FileBrowser.*
FileBrowser rename fixes
Merge pull request #1131 from Lukas-W/stable-1.1-iss1058

Change Sidebar file browser root to `/Volumes` on OS X
Make start/end/loop knobs all responsive
Make loop end move with sample end
Invert loop button pixmaps
Merge pull request #1136 from tresf/stable-1.1

Make start/end/loop knobs responsive to each other
Fix win32 compilation
Added some presets for Monstro, Bitinvader, Watsyn and Kicker.
Merge pull request #1138 from tresf/stable-1.1

Fix win32 compilation
Merge pull request #1139 from Umcaruje/stable-1.1-newpresets

New presets for Monstro, Bitinvader, Watsyn and Kicker.
Fix AFP crash, bump version
Merge pull request #1141 from tresf/stable-1.1

Fix AFP crash, bump version

Tested by @DeRobyJ, merging.
Re-enable OPL2 on Apple, Disable SF2
Disable "Show GUI" button on Apple to prevent crash
Merge pull request #1142 from tresf/stable-1.1

(Apple only) Re-enable OPL2, Disable SF2
Fix bad #ifdef, make ANSI compliant

`#elif  LMMS_BUILD_APPLE` is not correct, it should be `#elif defined(LMMS_BUILD_APPLE)`
Set "WANT_SF2" to "OFF" for Apple