added new maps by psydev
added rocket trail, msam icon, blue-tree.shp
changed orca missile trail from smokey to fb4
removed the new icons that were unappealing
maps renamed
re-added maps
throw specific exception on missing sound definitions
hotkey usability

resolve hotkey conflicts, fixes #2883
add/display existing in-game button hotkeys, fixes #2932
fixes #2918 cloaked units invisible to spectators
added durationbar indicator for iron curtain, closes #2288
added durationbar indicator for chronoshift, closes #2287
added "Force Desync" Cheat for debugging
fixes #2726 paratroopers revealing shroud after death
Merge pull request #2928 from psydev/changes

new maps; orca trail changed; msam icon; blue tree.shp
Merge pull request #2935 from Mailaender/superweapon-cooldown

Added durationbar indicators for iron curtain and chronoshift
Merge pull request #2931 from Mailaender/missing-sound-exception

Throw specific exception on missing sound definitions
Merge pull request #2934 from Mailaender/observer-invisibility

Fixes cloaked units invisible to spectators
Merge pull request #2936 from bidifx/syncrep

added "Force Desync" Cheat for debugging
Merge pull request #2937 from Mailaender/paratrooper-shroud-glitch

Fixes paratroopers revealing shroud after death
fixes #2938 unbreak make install and SharpFont on Mac