added several new functions to nwnx_areas. added new hexdump utility.#128

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stubhead wants to merge 2 commits intoNWNX:masterfrom

stubhead:master

Commits on Feb 16, 2018

added several new functions to nwnx_areas. added new hexdump utility routine to nwn2 lib.
stubhead
committed

Commits on Feb 26, 2018

even more additions to nwnx_areas.
stubhead
committed