WowAce

Stalake:
    Added AceBucket-3.0 to libs.xml (dry-coded)
    Changed UNIT_INVENTORY_CHANGED handling to use AceBucket-3.0 (dry-coded)
    Changed default debug level for debug code to 1
    Added Eclipse .project file to .gitignore
    Fixed indentation
    Added debugging function and fixed dry-coding errors
    Moved the calculation of best scores into core code (dry-coded)
    This change will make it easier to write modules to update
    sets in different wardrobe addons.