structure search action handler in controller
testing why smiles is not appearing in the app
structures are in array controller, change name for consistency
Merge branch 'ian_structure_search_for_1.3' into ian_ember_1.0
only fetch pathways if the count is over 0
Conflicts:
	app/assets/javascripts/controllers/compoundStructureIndexController.js
	app/assets/javascripts/models/compound.js
	vendor/assets/javascripts/combined.js
exact structure search