Merge pull request #1 from joshimoo/master

Implemented Volume Control
Moved to ContextMenuStrip, balance/volume controls.
Move mouse handling to GaGa.cs.

In preparation for global hotkeys, so that all input
(mouse, menu, global hotkeys) can be handled there now.

Disabled tooltips for the time being, a bit buggy.
Make Balance/Volume properties.
Added AssemblyInfo. Minor comment improvements.
Fuse MyToolStripLabel and MyToolStripTrackBar in a single control.
Try to match the current windows aero colorization for the selected item.
Update Changelog. Fix typo.
Update screenshots.