Imported zone flags from RavenMUD
Modified group display to match RavenMUD's
Modified perform_act to colorize player's name based on hitpoint
Added "meditating" position, this fixes the position and default position of mobiles
Fixed 'zcheck' crashing bug and added a few checks
Adjusted code in print_group to "proper" way of using buffers
Merge pull request #11 from konradfatal/master

Imported zone flags