Remove unused assets for Bug 875883
Mostly unused images, plus a bit of unused CSS and template junk
Remove additional font weight for IE7/8
Bug 876439
Safer bin/jenkins.sh

If someone runs bin/jenkins.sh without first setting $WORKSPACE,
don't cd to their home directory and start rampaging around.
Just use the current directory.
Merge pull request #918 from dpoirier/safer-jenkins.sh
Bug 730627 Fix donottrack.us link text
Fix bug 876889: Redirect Testopia page to MDN.
Merge pull request #921 from retornam/bug-730627-donottrack

Bug 730627 Fix donottrack.us link text
[l10n] Bug 877076 - Enable new locales, fix es-* banner

Enable new locales in base.py (bg, hr, sl, sr).
Add missing mail recipient for bg, sl.
Add localized banners for these 4 locales, fix es-* localized
banners.(rearranged rules in alphabetic order).
Merge branch 'bug-876439-IE-fonts' of https://github.com/sgarrity/bedrock into sgarrity-bug-876439-IE-fonts
Add /b/ redirect. Bug 843789.

Add missing bedrock passthrough for partnerships forms AJAX
endpoint (/about/partnerships/contact-bizdev/).
Merge pull request #922 from jpetto/bug-843789-spam-prevention
Bug 877165 - Remove/redirect /firefox/connect page
Bug 867916 - Add promo-images as background-images instead on img elements
Bug 855473 - Add Polish to newsletter languages
Merge pull request #886 from icaaq/bug867916-resonsive-images-promo

Bug 867916 - Adds promo-images as background-images instead on <img>
Disable firstrun A/B test URLs. Bug 877206.

Temporarily disable firstrun A/B test URLs. Will be used
on demo server 2013-06.

Remove GA experiment code from base /firefox/firstrun/
page.
Wrap strings for l10n (Bug 869937)
Also updated the headline text for non-Firefox users for Bug 864483
Merge pull request #924 from flodolo/master
Fix bug 877698: Redirect components trailing path.
Merge pull request #912 from sgarrity/bug-875883-image-cleanup

Remove unused assets for Bug 875883