Fix: Windows flags and raise behaviour. Also fix OSX quit issues.
Fix: fix OSX context menu issues. Split the context menus into two different components.
Fix: disable antialiasing when rasterization is enabled.
Merge pull request #192 from Swordfish90/unstable

Disable antialias when using rasterization. Fix windows raise behavior, OSX build issue with Qt 5.4 and OSX quit behavior.