Added enhanced fly ability regents

Fixes #22

Amend 1. Now using hasItems() method to properly check through iteration
Amend 2. Now using removeItems() for removing through iteration
Amend 3. Now using removeItem() from inventory for item removal
Binfix
Merge remote-tracking branch 'ConnorStone/NoxMMO/Mounts'
Merge pull request #23 from ConnorStone/Issues/FlyAbilityRegents

Added enhanced fly ability regents
Fixed Command Util Bug
Axe Classes

Also,

added maxHealth
Added Tier level for Level*Tier dependant abilities
Added getter for mmoplayer's class
Merge pull request #10 from ConnorStone/Classes

Axe classes