Track and Subtrack enhancements : Listing page

Spec :

Part 1: Add new track

1. Add a new filter "QA" to the listing page on the tracklist. Users should be able to filter for QA with the added QA track filter option.
2. Colors for new QA challenge badge will be purple for now(it will change in the future)
3. If the member selects QA track, API will return old QA challenges(previously develop challenges launched from direct) + new QA challenges (launched from challenge manager)

Part 2: Subtrack drop down changed to Type

1. "Rename Subtrack to ���Type��� filter. Dropdown for ���Type��� will show: Challenge, First to Finish, Task. Users should be able to select zero to all Challenge Types.
2. Results will show with badges F2F, CH, or TSK and be color code based on track type.
3. Colors will be Green for Dev, Red for DS, Blue for Design, Purple for QA

Mockup:

Final Submission Guidelines

Git issue link: https://github.com/topcoder-platform/community-app/issues/4706