Bukkit

YamlPreparser upgrade

New exec commands documented on main page (dead simple 1 line commands for common operations, yay!)

Added custom_nodes.yml for providing custom permission nodes!

Groupmanager importing added

A few NPE's fixed

BACKUP ALL PERMISSIONS FILES BEFORE UPGRADING YOUR BPERMISSIONS!
"/permissions backup" command does this for you
THERE MAY BE A BUG WE DID NOT FIND IN OUR TESTING, IF THIS IS THE CASE, REPORT IT AND WE WILL FIX IT FOR YOU!

THIS RELEASE WILL BREAK PLUGINS THAT RELY ON THE OLD BPERMISSIONS API

THIS RELEASE WILL NO LONGER SUPPORT THE PERMISSIONS 2 BRIDGE

THIS RELEASE WILL NOT WORK WITH PLUGINS THAT RELY ON THE OLD BPERMISSIONS API

DO NOT UPDATE UNLESS YOU ARE SURE ALL YOURS PLUGINS ARE UP TO DATE

THIS RELEASE MAY BREAK YOUR EXISTING PLUGINS

THIS RELEASE REMOVES ALL LEGACY API SUPPOR