Bug 1009294 - http://www.mozilla.org/en-US/lightbeam/ needs several small updates

Corrections to the Lightbeam About page as described in
https://github.com/mozilla/lightbeam/issues/473

Also removes references to the database server which doesn't exist yet.
Added a rule to redirect accesses to /ja/?$ to http://www.mozilla.jp/ (Bug #1013082)
Bug 442671 - Revoke Mozilla Trademark Policy for Localization Projects.
[bug 442671] Add redirect for revoked Trademark Policy for Localization page
[bug 1014648] Add hashchange support to firefox tips page
[fix bug 1014680] Move Australis Onboarding Sync button above fold
Merge pull request #2047 from mozilla/bug-1014680-onboarding-move-sync-button-above-fold

[fix bug 1014680] Move Australis Onboarding Sync button above fold
[fix bug 1016400] Redirect /about/careers.html to careers.mozilla.org
Merge pull request #2051 from alexgibson/bug-1016400-redirect-about-careers

[fix bug 1016400] Redirect /about/careers.html to careers.mozilla.org
Update selected device arrow. Bug 977696.

- Also updates bg color & shadows to more closely match PSD.
Merge pull request #2046 from alexgibson/bug-1014648-hashchange-support-firefox-tips-page

[bug 1014648] Add hashchange support to firefox tips page
Merge pull request #2050 from jpetto/bug-977696-fxos-devices-updates

Update selected device arrow. Bug 977696.
bug 977391 - add href to outbound link tracking
Merge pull request #2052 from craigcook/bug-977391-fix-link-tracking

bug 977391 - add href to outbound link tracking
Redirect Firefox system requirements to Bedrock
Bug 957242
Fix Bug 975020 - Translation Bar and non-locale redirects don't work as expected in some cases; use the user's accept language list to fix it
[fix bug 977391] Fix GA tracking in form signup on /contribute
bug 977391 - add video engagement tracking

Track pause/play events on the video sequence.
Merge pull request #2054 from craigcook/bug-977391-video-tracking

bug 977391 - add video engagement tracking
Merge pull request #2035 from mozilla/bug-977391-fix-ga-tracking-contribute-page

[fix bug 977391] Fix GA tracking in form signup on /contribute