fix #624
removing key when pass change is done and fixing templates
fixing flake8
Merge branch 'master' of https://github.com/biocore/qiita into issue_624
addressing @adamrp comments
addressing @ElDeveloper comments
Merge pull request #628 from antgonza/issue_624

Issue 624
create patch 3
update study object to follow patch
Merge pull request #632 from squirrelo/patch3

Patch3
Fixing study setters to lock if publick iff the change will modify the metadata
Adding more information to the study description page and add a link to the study editor page
Merge branch 'master' of github.com:qiime/QiiTa into edit-study