Changed the OPEN and ACTIVE status filter behaviour.
Merge pull request #125 from Ghost141/master

Revert change in checkUserExist method
Merge pull request #124 from LazyChild/develop

Changed the OPEN and ACTIVE status filter behaviour.
add submissionEnd filter to private challenges.
Merge pull request #126 from LazyChild/develop

add submissionEnd filter to private challenges.
set date format for registration date
Member Search API
use reg phase status 2 and 3 for ACTIVE
add email parameter to generate reset token api
Merge pull request #129 from LazyChild/develop

use reg phase status 2 and 3 for ACTIVE back
remove submission phase status from challenge API query
Add Challenges RSS Output API
Merge pull request #130 from LazyChild/develop

remove submission phase status from challenge API query
Member Search API
Fix the action definition error in download.js