social Media Icons Replacement

- front blog
- detail blog
- member profile
- footer
add download document to challenge detail

- document to challenge detail TCCC-6072
- fix deadline box issue TCCC-5977
Merge pull request #4 from xkurnx/TC-Community-2014-02-12

social Media Icons Replacement and Download Document area
Added Introduction and Round Info
Added Downloads list for development challenges
Added Platforms list
Member profile - New Nav and API Call Updates

BUGR-10673
Added basic info for marathon challenges
Fix JS on HTTPS
merge Challenges Pages Template

merge Challenges Pages Template
Set NA values until API is updated.
Added round 1 and round 2 descriptions
Added API call for submission limit for design challenges.
updated api calls to httpS
Added
Fix Nav on Mobile View

Add Logout/Login Links
Build PHP based SSO Callback

don't forget to add  http://www.topcoder.com/?action=callback as
callback into auth0 backend
Challenge pages fixes
Merge branch 'pr/5' into TC-Community-2014-02-12

Conflicts:
wp-content/plugins/TcApi-hookup/includes/ajax_func.php
wp-content/plugins/TcApi-hookup/includes/public.php
Merge branch 'pr/5' into TC-Community-2014-02-12 - Challenges Pages