Hided all stations and updated station group

TMSS-368: Added definitions for external reference to keep custom fields intact and hiding $Schema field in editor

Updated with master branch

TMSS-312: Updated schedule service to reduce API call duration. It reduced from 10 to 5 secs for scheduling unit blueprint view. Updated to show scheduling set name and styles for view.

Changes updated based on review comment

TMSS-243: Project Quota updated with quota property. Unit conversion updated with resource_type quantity.

Duration field in JSON editor customized
Temporarily grid columns size set
Not Found page added
Task page updated for mobile view
Task view route enabled with id and type parameter

TMSS-216: JSON editor modified to have single field for angle, fields displayed in grid format, field display order added as hard coded

TMSS-216: Task View and Edit pages added with JSON Editor customized. This commit is before merging other branches

Added a frontend react app "dashboard" served throug Django backend server (http://127.0.0.1:8000/dashboard/).