Merge pull request #6 from zinnschlag/master

updating fork
Added Referencable checks class, added method to get refidcontainer, added method to get mBooks.

Currently only books are checked, and only if name is present.
Added aditional checks for books. Activator check.
added getpotions
Renamed getActivator to getActivators.
Small optimization.
Getting size of potions.
Adde potionCheck method
Added enchantmnet check for books.
Works, but it seems that I miss something in referencables. I will write post on the forum.
Added check for non-positive quality of alchemical apparatus
Added armor check
Added armor check and related stuff.
added getContainers
added mContainersSize.
added container check
Added getCreatures
added mCreaturesSize
Added creatureCheck. I don't know meaning of all data fields here.
Added door check with related methods.