Added eos class by Jon Lawrence to module extensions. This will be useful for calculation purposes.
Added an installation action to make updating more straight forward.
Updated installation script & added default classes & skills.
Added an action points field to the character table.
Added a variable module to the RpgCreatorRecord class for easier params access.
Rewrote comments inside the RpgCreatorRecord class to make them more precise.
Removed obsolete lines from character class & did some cosmetic corrections.
Added several helper functions to character & character skills to prepare skill calculation.