[fix bug 918513] Distinct group search results.
[fix bug 915606] Revise API docs and move to RTD
[fix bug 919926] Re-list external accounts in profile page.
[fix bug 919580] Universal ITEMS_PER_PAGE pagination constant.
Merge pull request #625 from glogiotatidis/919580

[fix bug 919580] Universal ITEMS_PER_PAGE pagination constant.
[fix bug 918447] Add border radius to main navigation
Merge pull request #629 from TheGallery/918447

[fix bug 918447] Add border radius to main navigation
Add missing import in phonebook/view.py
[Fix bug 915569] Removal of base-old.html template.
[Fix Bug 920148] add dialog field to profile model temporarily for summit Healthy Dialog groups
Merge pull request #635 from Sancus/healthydialog

[Fix Bug 920148] add dialog field to profile model temporarily for summit Healthy Dialog groups
[Fix Bug 917959] Fix fieldset height for remove profile photo input.
l10n wrap T-Shirt Size on profile
[Fix Bug 920202] Tell tower where to look for l10n strings to extract
[Fix Bug 919662] Properly urlencode profile account urls
Merge pull request #627 from Sancus/919662-urlencode-profile-accounts

[Fix Bug 919662] Properly urlencode profile account urls
Merge pull request #628 from glogiotatidis/919926

[fix bug 919926] Re-list external accounts in profile page.
Merge pull request #614 from juliaelman/915569-base-template-transition

[Fix bug 915569] Removal of base-old.html template.
Merge pull request #621 from glogiotatidis/918513

[fix bug 918513] Distinct group search results.
[fix bug 917960] Use remove 'www' from github.com and twitter.com

Also fixes nits.