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
Final Fix from User Handles Cache assembly
Fixed "test" script
Member Search API
Fix the action definition error in download.js
Merge pull request #132 from Ghost141/master

Fix the action definition error in download.js
fix typo
Update Challenges RSS Output API
Check Email Availability API
Merge pull request #131 from isvisv/master

Final Fix from User Handle Cache
Merge branch 'check_email_availability_api'