Added input.ads_sensitivity to control mouse sensitivity while aiming
ADS sensitivity is a multiplier on the base sensitivity. eg. 0.5 base sensitivity with 0.5 ads sensitivity = 0.25 sensitivity while aiming
Exposed in options menu
Added IMapIconEntity interface. Implemented it for Units for now. Fixed minimap not selectable when a unit is selected. Added pre-generated map image for now (Greenlands only.) Added fog overlay for minimap. Added icon support with team colors based on item visibility.
Merge branch 'master' of sbox-rts