* scripting working with race conditions
* new service works with no race conditions
* use new scripting service and commented out tests
* refactored peek definition to use mssql-scripter
* fixed peek definition tests
* removed auto gen comment
* fixed peek definition highlighting bug
* made scripting async and fixed event handlers
* fixed tests (without cancel and plan notifs)
* removed dead code
* added nuget package
* CR comments + select script service implementation
* minor fixes and added test
* CR comments and script select
* added unit tests
* code review comments and cleanup