Also included is the Resurrection of Evil expansion as well as a new singleplayer add-on The Lost Mission. The original DOOM and DOOM 2 also feature. Flashlights are now gun friendly.
Yes you can utilise the flashlight whilst holding a weapon as it now appears to be armor-mounted. Now that's some cutting edge ballsy science fiction right there.
DOOM 3: BFG Edition releases on Xbox 360, PS3 and PC today in the US, 19th in EU.