Fixed /msg saying you're talking to yourself.

Removed /tell from the overrides.
Fixed concurrent modification exception AND /tell still not working.
Global group prefixes and suffixes now available in chat.
Searching with names is now case insensitive.

Group's parent loading works properly now.
Lots more chat response and helpful hints for permissions commands.
fixed esport crash. #231
awesome group chat stuff
competed prefixes and suffixes
cleaned up some configs.

DELETE CONFIGS FOR THIS CHANGE!!!!
added @ModuleDir and implemented it
Really fixed /msg wrong player from issue.
Fix for /give and /i "not finding" certain blocks from certain mods.
Oops.  Forgot to remove the message saying it wasn't available.
Finished group list.
Sorry, had to tocuh.
All chat confirmations and chat errors SHOULD give proper color coding (e.g. group prefix confirmation).
Added all remaining chat codes to FunctionHelper.formatColors
Added color formatting for player prefixes in chat.
Fixed chat confirmation and error color formatting.
Added trailing &f to prefix and suffix confirmation messages to simulate chat line start.  Also added player prefix/suffix display.