Version 2.1.8B

- Checking for old Stamm Folder
- Changed sound system on csgo (sound moved to sound/stamm instead of
sound/music/stamm)
- in Stamm
- in Holy Grenade
- in Joinsound
- Fixed double entries in feature list
- Fixed Happy Hour timer errors
- Added back button in level overview menu
- Fixed double loading of stamm
- Changed default value of longjump strength
- Moved weapon init. in stamm_weapon to AllPluginsLoaded
- Added possibility to restrict weapons also for VIP's in feature
stamm_no_restrict