Core metadata persistence

Added core metadata persistence functionality to project view
Merge branch 'sprint8-feature-project-view/edit-toggle' of https://github.com/Innovation-Toolkit/midas into sprint8-feature-project-view/edit-toggle

Conflicts:
	assets/js/backbone/apps/browse/browse_app.js
	assets/js/backbone/apps/project/show/controllers/project_show_controller.js