Fix broken intro music
Added Health Station in Basement
Carefully added Ammo (removable by auto-balancer)
Turn on flashligh in cave earlier
Removed annoying Suppressor on rooftop
Added Manhacks at usefull occasions
Increased Glow Range of Battery in basement (easier to find)
Lowered second pipe construct so player would not accidently fall to death after retrieving battery
More (AI) cover for player/enemies
Added final exit to menu (open door with exit on it)
Some changes to spawn timings at final fight
Tripmines to blow up Combine

Created Riding Shotgun.