Merge pull request #36 from Spyboticsguy/develop

Register negative permissions last
remove Metrics
* bump Bukkit Dependency to 1.7.9-R0.2
* deprecate API-methods using player names
* remove FlatFilePermission
* deprecate more methods using Player Names
rewrite to support UUIDs

* bump version to 1.0.0
* add migration to new Database format
* rewrite methods to use AUser Objects instead of Player-names
Add UUID support for group operations

Untested.
Re-add flatfile support

Praise be to the gods of permissions being read in order.
Add utility to access UUIDs

Allows for plugins to access players by name without extra classes.
Fix bugs in migration system

Migration system for flatfile now works 100%

UUID support still untested; should work in theory.