[fix bug 907250] Add django-cache-machine to jinja templates.
* PEP8 beautifications.
[fix bug 912500] Don't delete mentees' userprofiles on mentor deletion.
[fix bug 912916] Don't delete related bugs on user's delete.
Merge pull request #485 from akatsoulas/907250

[fix bug 907250] Add django-cache-machine to jinja templates.
Update leaflet.js from v0.3 to v0.6.4
Add leaflet-locatecontrol plugin
[fix bug 915133] Update django to 1.4.7 and playdoh.
Merge pull request #490 from akatsoulas/915133

[fix bug 915133] Update django to 1.4.7 and playdoh.
[fix bug 907198] Upgrade event templates to Foundation 4
[Fix bug 904880] Use geolocation to zoom /events map to user location
Merge pull request #477 from johngian/904880-geolocation-dev

Use browser geolocation to focus the events map
Fix Bug 916672: update playdoh-lib

32967d8 Update to Django 1.4.8
Merge pull request #491 from jgmize/update-playdoh-lib-django-1.4.8

Fix Bug 916672: update playdoh-lib
Merge pull request #488 from alexgibson/bug-907198-upgrade-event-templates-foundation-4

[fix bug 907198] Upgrade event templates to Foundation 4
[fix bug 917641] Remove Cards Generator from the Labs page.
[fix bug 910770] Not all selected nominees are saved for a rangepoll vote
[fix Bug 917330] UI problem in timeline zoom elements
Merge pull request #492 from glogiotatidis/917461

[fix bug 917641] Remove Cards Generator from the Labs page.
Merge pull request #493 from alexgibson/bug-910770-voting-not-all-selected-nominees-are-saved

[fix bug 910770] Not all selected nominees are saved for a rangepoll vot...
Merge pull request #495 from alexgibson/bug-917330-ui-problem-in-timeline-zoom-elements

[fix Bug 917330] UI problem in timeline zoom elements