TinyMCE: Changed table icon (was previously using the same as
"template"), added icons for other table controls.
Removed temp file
Python 3 print support
Converted python2 DictType to python3-compatible isinstance
Python 3 list.keys() and list.sort() support (backward-compatible)
related lookup classes, see #333
fixed alternative changelist template overflow issue, see #323
fixed overlapping buttons with form fields, see #333
username with password reset, fixed #331
linebreaksbr with read-only fields, fixed #324
updated change log
Merge pull request #327 from nemesisdesign/master

Templates for django-smuggler
Merge pull request #293 from h3/master

Added table controls icons, modified table icon
Merge pull request #330 from gugu/master

Python 3 support
docs update
Update utils.py
Update dashboards.py
Update modules.py
Update grp_dashboard_tags.py
re-established the possibility to override/extend userlink and nav-global blocks, see #335