qa community updates

Merge pull request #144 from topcoder-platform/develop

qa community updates

different prize types, qa community site

Merge pull request #142 from topcoder-platform/develop

different prize types, qa community site

options for challenge listing, learn content

Merge pull request #139 from topcoder-platform/develop

options for challenge listing, learn content

Updated header links

Merge pull request #134 from topcoder-platform/develop

Updated header links

login page and misc updates

Merge pull request #133 from topcoder-platform/develop

login page and misc updates

Update learn link on homepage

Merge pull request #128 from topcoder-platform/develop

Update learn link on homepage

Update topgear learn page, improved unit tests and stats component

Merge pull request #127 from topcoder-platform/develop

Update topgear learn page, improved unit tests and stats component

Add public challenges link

Merge pull request #126 from topcoder-platform/develop

Add public challenge link

wipro login page updates

Merge pull request #122 from topcoder-platform/develop

wipro login page updates

Minor release for Wipro SSO

Direct link to SSO registration