- enable to filter by tag
- add tags below challenge name
- update platforms list style on challenge detail
resolve conflict

- Merge ajax_func.php
- Clean up script-challenges.js
- Clean up page-challenge-details.php
added challenge-tags.js

added missing challenge-tags.js
- move code of challenge-tags.js to script-challenges.js
- deleted challenge-tags.js file
- removed challenge-tags.js from script-register.json
Clean up code formatting.
- re-indent script-register.json
- re-order script-challenges.js to below jquery.choosen.js plugin
Fix error handling in tags error handling
Merge branch 'pemula-S-187130-filter-by-tag' of github.com:topcoderinc/tc-site into pemula-S-187130-filter-by-tag

Conflicts:
	wp-content/themes/tcs-responsive/config/script-register.json
Hide challenges tags search
Merge pull request #220 from topcoderinc/pemula-S-187130-filter-by-tag

Added Filter by Platform and tech
Merge pull request #222 from topcoderinc/pemula-S-187130-filter-by-tag

Filter by tags
Fix issue with data challenges
Merge pull request #223 from topcoderinc/indy-I-113887-data_challenge_issues

Fix issue with data challenges
Removed css class that messes up 'Challenge Discussion' link
Merge pull request #224 from topcoderinc/tom-I-113947-challenge-discussion-link

Tom i 113947 challenge discussion link
Change design first2finish text.
Merge branch 'TC-2014-05-01' of github.com:topcoderinc/tc-site into TC-2014-05-01
Fixed registrants link
Merge pull request #225 from topcoderinc/tom-I-113987-marathon-link

Fixed registrants link
remove hidden token field

initially the token is hidden when the token value is part of the URL