Improve Past Challenges API performance.
Update memberRegistration API.

Allow firstName and lastName contains spaces.
Merge pull request #196 from Ghost141/member_registration

Update memberRegistration API.
Update test.register_member.js

1. Fix some jslint error.

2. Fix typo "exptected".

3. Add one test for allow firstName and lastName has empty spaces.
Merge pull request #197 from Ghost141/member_registration

Update test.register_member.js
Topcoder NodeJS Upload Member Photo API
Sub max size changed to 100M
Add Splitted Software Challenge APIs
Update Splitted Software Challenges APIs
Add Splitted Studio Challenges APIs
Updated forums-warpper version.
Merge branch 'master' of https://github.com/cloudspokes/tc-api
Fixed query.
Improve Past Challenges API performance.
Merge pull request #199 from Ghost141/performanc_improvement

Performanc improvement
For register challenge API, check if there is a jwt (logged in user).
Merge pull request #200 from bugbuka/master

For register challenge API, check if there is a jwt (logged in user).
Simplified query.
Updated default date range.
Fixed syntax.