[fix bug 915764] Api returns only users with completed profiles.
[fix bug 891001] Sort skills in curated groups by number of members
Merge pull request #616 from glogiotatidis/915764

[fix bug 915764] Api returns only users with completed profiles.
Merge pull request #618 from hoosteeno/891001

[fix bug 891001] Sort skills in curated groups by number of members
[fix bug 857702] Re-add hCard and h-card support.
[Fix Bug 918935] remove tshirt field from the api
Merge pull request #622 from Sancus/removetshirtapi

[Fix Bug 918935] remove tshirt field from the api
Revise API docs and move to RTD