Fix bug 1009630: Redirect .../firstrun/eu/ urls.
Merge pull request #2006 from pmclanahan/fix-firstrun-redirects-1009630

Fix bug 1009630: Redirect .../firstrun/eu/ urls.
 Bug 1009777 - Enable dsb (Lower Sorbian) in Bedrock
[fix bug 1009882] Fix dead links in powered-by page
Merge pull request #2008 from alexgibson/bug-1009882-fix-dead-links-in-powered-by-page

[fix bug 1009882] Fix dead links in powered-by page
[bug 986174] Remove breadcrumb and nav on firefox android page
Merge pull request #2009 from alexgibson/bug-986174-remove-breadcrumb-nav-firefox-android

[bug 986174] Remove breadcrumb and nav on firefox android page
[fix bug 1000463] Updates to the Sync landing page
[fix bug 1010515] Add 2nd logo and link to Get the Phone CTA for Mexico Fx OS page
Merge pull request #2003 from alexgibson/bug-1000463-updates-to-sync-landing-page

[fix bug 1000463] Updates to the Sync landing page
[bug 1009724] Update doorhanger title for /firstrun and Firefox Tour
Bug 1008653 - Fix slides CSS for locales
Update Copy Rules on Style Guide for Bug 1009597
Bug 1009391 - Adding Mozilla Pakistan section in communities space
Merge pull request #2010 from retornam/bug-1009391-adding-pakistan

Bug 1009391 - Adding Mozilla Pakistan section in communities space
Merge pull request #2015 from sgarrity/bug-1009597-style-guide-rules

Update Copy Rules on Style Guide for Bug 1009597
Merge pull request #2007 from flodolo/dsb

 Bug 1009777 - Enable dsb (Lower Sorbian) in Bedrock
Merge pull request #2012 from alexgibson/bug-1010515-add-telcel-cta-link-mexico-fx-os

[fix bug 1010515] Add 2nd logo and link to Get the Phone CTA for Mexico Fx OS page
Merge pull request #2014 from flodolo/fix_history_l10n

Bug 1008653 - Fix slides CSS for locales
Use @cache_control_expires to fix bug 1004917

Replace @cache_page on release_notes and system_requirements