Merge pull request #470 from andlaus/parser-integrate_blackoil_properties_from_deck

add variants of all methods which take a deck of the new parser to the BlackOilPropertiesFromDeck
add variants of all methods which take a deck of the new parser to the EclipseWriter

this might need some additional patches as the current EclipseWriter
is taking advantage of quite a few features in EclipseGridParser, most
notably the getValue<T>() template method.
rename "createGrDecl" to "createGrdecl"