allow validate XML to be flaged from creating collection from EAD.
included gneration of json for EAD.
only resume edges within a session that are not deleted.
Merge pull request #226 from nla/amber-graph

only resume edges within a session that are not deleted.
version correction
minor edit to force travis retest
minor edit to force travis retest
manual merge
Added in more EAD fields and entities.
Merge pull request #227 from nla/ead-upd

Added in more EAD fields and entities.
recursive delete. query refactor. edge deletion bug fix
recursive delete. query refactor. edge deletion bug fix. manual merge