Merge branch 'creditor'
git merge test 2
git merge test
corrected string check
ConceptRelationshipComposite : made direction aware EditConceptRelationshipComposite : made direction aware and added arrows as hints StatusComposite, ConceptRelationshipView : moved taxon table drop handler from status composite to view edit.scss, styles.css : added arrow styles
D3ConceptRelationshipTree, ConceptRelationshipComposite, ConceptRelationshipPresenter, ConceptRelationshipView, IConceptRelationshipComponentListener : added directional variable to display cr tree in both direction d3.conceptrelationshiptree_connector.js : updated to handle bi-directional display...
ConceptRelationshipComposite: added enabling / disabling of edit / delete buttons and firing event when edit concept relationship dialog is opened EditConceptRelationshipComposite : fixed problems with async calls , adapted to updated operation class, added show in dialog method...
ConceptRelationshipComposite, ConceptRelationshipPresenter, IConceptRelationshipComponentListener : composite / presenter for the new concept relationship view D3ConceptRelationshipTree, D3ConceptRelationshipTreeState : js component + state for the concept relationship composite...