[fix bug 854950] Don't resize photo on profile save.
Merge pull request #445 from glogiotatidis/854950-photo

[fix bug 854950] Don't resize photo on profile save.
[Fix Bug 854950] Fix gravatar urls
Merge pull request #450 from Sancus/gravatarfix

[Fix Bug 854950] Fix gravatar urls
[fix bug 857097] Admin filter of public profiles with simpler query.
Merge pull request #453 from glogiotatidis/public-profiles-admin-filter

[fix bug 857097] Admin filter of public profiles with simpler query.