Clarify docs re: geoa ModelView
Fixed #728 - Explicit filters also support joins
Merge pull request #726 from singingwolfboy/geoa-modelview-doc

Clarify docs re: geoa ModelView
Typo fix
Merge branch 'master' of github.com:mrjoes/flask-admin
Merge branch 'master' of https://github.com/mrjoes/flask-admin into fixcolumnlabel
fix pull request #729 for python 3.3