Further work on DOI submit.
Merge branch 'devel-practice' of https://github.com/jfharney/ScientificWorkspace into devel-practice

Conflicts:
	ui/public/workspace/js/add_doi.js
	ui/public/workspace/js/ajax/groupinfo.js
	ui/public/workspace/js/ajax/tagclouds.js
	ui/public/workspace/js/core2.js
	ui/views/doi.jade
Merge branch 'devel-practice' of https://github.com/jfharney/ScientificWorkspace into devel-practice

Conflicts:
	ui/public/workspace/js/ajax/tagclouds.js