* Creating Readme for the repository.
* Adding the arcade eng folder
* Fixed Testtemplates targets for VSSDK targets.
* Adding sln for Net Core templates and fixing the packages.
* Fixing the template csprojs, added the license url as well.
* Fixing the the warning and adding the net core test template sln to build props
* Minor fix, moved to 2.1.300
Sarabjot Singh