fix bug 942396 - Create slider for MDN homepage demos
Vagrantfile compatibility fix with ruby v1.8
Merge pull request #1936 from darkwing/home-demo-scroller-3

fix bug 942396 - Create slider for MDN homepage demos
adding chief deploy script so updates can be self-serve. yay.
Merge pull request #1941 from cturra/master

adding chief deploy script so updates can be self-serve. yay.
Remove remaining "redesign" flags
manage.py update_badges during update site script
update_badges during chief deploy too
Merge pull request #1922 from jezdez/search-index-on-provision

Fix bug 932775 - Index the database during provisioning.
Merge pull request #1937 from nhenezi/vagrantfile-fix

Vagrantfile compatibility fix with ruby v1.8
Merge pull request #1939 from openjck/more-redesign-flags

Remove remaining "redesign" flags
fix bug 938594 - Make the attachments table display inline on small mobile
Merge pull request #1901 from jezdez/periodic-session-cleanup

Added clean_session task to run periodically.
Merge pull request #1940 from groovecoder/update-badges-during-deploy

manage.py update_badges during update site script
Merge pull request #1942 from darkwing/attach-box-938594

fix bug 938594 - Make the attachments table display inline on small mobile
centered .home-demos list-item to line up better with the pagination
fix cut-offed persona icon and aligned the text verticaly.
Merge pull request #1947 from icaaq/fix_persona_icon

fix cut-offed persona icon and aligned the text verticaly.
Merge pull request #1946 from icaaq/center_demo_items

centered .home-demos list-item to line up better with the pagination
fix bug 877679 - added a document navigator stored in localStorage for MDN search traffic