System and gui changes

Added money to Configuration class.
Added save Configuration method.
Added Item and Weapon interfaces.
Added Package API. Very functional when Character editor is complete.
Added inventory, armor and type to Character class.
Added Ammo class to provide weight.
Added objects and weapons packages.
Added CharacterEditorTab class. Form finished.
Added CombatTab class, EventEditorTab class, ExplorationTab class and
ObjectEditorTab class. Not finished yet.