added a few ammo crates
changed weight and size of C-18
changed weight of Alcohol
added grenade restriction to belt clip (for Molotov cocktail) and to ammobelt pocket
git-svn-id: https://ja2svn.mooo.com/source/ja2_v1.13_data@1023 4f8fa57e-7814-0410-bad4-adc449f26b7c