w_steam_safemode: added.  w_steam_install_game: call w_steam_safemode.  This disables more notifications (and spam).
w_steam_safemode: added.  w_steam_install_game: call w_steam_safemode.  This disables more notifications (and spam).

git-svn-id: b92d2e39cfa237656594b3bc53d4cd3ef2bf6eca@337 98bf863f-ac88-fb5c-4855-c94565d26d3c

Winetricks/winetricks,Winetricks/winetricks