Bug 878068 - Create a link-able view for /firefox in Bedrock
Bug 880002 Add Link to Partnerships page in bedrock footer
Bug 863066: Upgrade basket-client to v0.3.4.
[l10n] Bug 796062: Get Involved page for Tamil (ta)

* Add Tamil (ta) to LOCALES_WITH_MOZ15.
* Add Tamil's contact to LOCALE_CONTACTS, minor fixes (proper
alphabetical order, fixed alignment on first item).
* Add localized banner to media and css.
* Add CSS fixes for slides 2, 10, 14, 15 (text displayed out of
background)
Make /firefox/ a redirect to /firefox/fx/ as per pmclanahan's comment
Merge pull request #953 from kyoshino/bug-878068-firefox-link
Merge pull request #960 from pmclanahan/upgrade-basket-client-bug-863066
Merge pull request #961 from flodolo/bug796062-tamil-15years
Merge pull request #956 from retornam/bug-880002-add-partnerships-footer