* Documentation in e_hash, e_hashkeys, and metaapi updated and corrected where needed
* Added MetaConstString class to contain string literal values without making copies of them, allowing the value to be shared between any number of MetaObjects and MetaTables.
* Added exposures of EHashTable's getNumItems and getLoadFactor for MetaTable's key hash.
* Inlined most basic MetaObject descendents' methods.

git-svn-id: http://mancubus.net/svn/hosted/eternity/trunk@2577 86ba831e-150c-0410-ab35-e06eaae15ed9