* Removed all references to state, need to fix initPORV
* Made TransMult return raw pointer const GridProperty over shared pointer.
* Moved getDirectionProperty and hasDirectionProperty out of API
** Removed tests as these methods are no longer public
* Moved grid properties stuff to new class
* Removed use of deck in SatfuncInitializers, moved to TableManager
* Removed shared_ptr for several members of EclipseState and 3DProperties
* Moved region-property from EclipseState to Eclipse3DProperties
* Moved initGridopts from EclipseState to Eclipse3DProperties
* Made several Eclipse3DProperties methods private
* Postprocessors take raw pointers, not shared_ptr---these will be phased out
* Fixed return reference instead of copy several places
** GridProperties<T> in Eclipse3DProperties are now references, not shared_ptr
** Eclipse3DProperties takes const Deck&, not shared_ptr
* Removed obsolete tests
