Activate a default locale on start.

Activate a locale so that jinja2 doesn't choke when running individual
tests that need translation and don't involve a web request, like when
testing emails.
Merge pull request #994 from glogiotatidis/jinja2fix

Activate a default locale on start.
[Fix bug 1031290] Fix URLs in developer's section of edit profile.
Merge pull request #1001 from johngian/fix-1031290

[Fix bug 1031290] Fix URLs in developer's section of edit profile.
[fix bug 916833] Fix centering for profile image.
[fix bug 1026590] Add phone number to user profiles.
Merge pull request #997 from akatsoulas/1026590

[fix bug 1026590] Add phone number to user profiles.