* switch to ambient props and targets files
* build against Microsoft.Data.SqlClient
* build tests
* fix test bug
* temporarily add SMO nuget to the repo
* update to released Microsoft.Data package
* Port v2 of Hosting service to SqlToolsService
- Renamed project to .v2 so that existing hosted service isn't impacted
- Copied over the CoreServices project which contains ConnectionServiceCore and other reusable services for anything interacting with MSSQL
- Ported unit test project across and verified tests run.
* Nuget package support for reusable DLLs
* Use 1.1 version per Karl's suggestion
* Use correct license URL and project URL
* Use new SMO packages