move weaponlimiterbf3.py > weaponlimiterbf3/__init__.py
bf3 weapon definition (human readable weapon names)
add new configuration logic

the setup should now easier and safer
add is_forbidden_weapon(weapon) for easier weapon check
add map configuration check
refactor some function names
method for  a human readable weaponlist
remove xml config file
use human readable weapon name
add cmd weaponlimits
return  weaponlist from current map
report_weaponlist works only if wpl_is_active
fix wrong value in debug msg
remove broken crontab stuff