Merge pull requests
Use snd_musicvolume instead of volume for loading screens
TTT: Fix ironsight position when in singleplayer
IncludeCS now returns result of include()
Contain DButton's image size if it's too big
Added the Derma Icon Browser (derma_icon_browser)
Refactor weapon_medkit
Menu Support for util.IsBinaryModuleInstalled
Add the ability to override Tooltip's delay per panel (Panel:Set/GetTooltipDelay)
Added vgui.Exists( classname )