It's basically a wrapper for anything related to players, as a
consequence Users.getProfile() is now depreciated.
Also removed SkillTools.xpProcessing() because of some redundancy with
McMMOPlayer.addXp().
+ some cleanup for consistency sake.
does not properly hook into the API classes.
This consolidates the skill-related classes into their own individual
packages, and moves several misc skill classes into the main Skill
package as well. This also moves all Party & Spout related files into
their own respective packages as well.