support Minefaconomy 0.2

added needed Files for Minefaconomy Support,
and chenges to pom.xml
Merge pull request #450 from Coniin/master

support Minefaconomy 0.2
fix minefaconomy library
fixup permission plugin listeners.
Fix economy listeners to actually check the plugin in the event rather
than checking for the plugin on the server.
fix chat plugin listeners.
Added rscPermissions support.
fix 'Milk Bucket' selecting 'Bucket' in item searches
require poti at minimum for potions to be found in the itemDB
Merge pull request #461 from SimSonic/master

Another one try to add rscPermissions.
cleanup bad formatting, and incorrect event handling.