Clean up qmozcontext interface
Merge pull request #95 from rojkov/refactoring

Clean up qmozcontext interface
Repaint web content after GL texture is recreated
Merge pull request #96 from rojkov/repaint-after-app-window-hiding

Repaint web content after GL buffer is recreated
[qtmozembed] Sync with upstream. Merge remote-tracking branch 'origin/master'