lootpickup and store class fixes

- serverside spawned loot could not be picked up
- general store also openned gunstore because C_man_1_2_F has a parent
of C_man_1_1_F
switched it to C_man_polo_6_F
- Changed description or error on pickup money since mission sided bags
also generate the addaction for money pickup
fixes loot not spawning

whoops ;)
recalibrate lootspawning - fix groups system

- lootspawning needed some minor re-calibrating and some added ;'s
- groups system was broken due to a logic error in the scripting of
accept-invite
Merge pull request #4 from A3Wasteland/StoreClass_pickuploot_fix

Store class pickuploot fix