Added AzureMonitor to Microsoft.Kusto.ServiceLayer (#1208)

* Added AzureMonitor to Microsoft.Kusto.ServiceLayer.

* Added Intellisense for AzureMonitor. Moved Intellisense logic from KustoIntellisenseClient to IntellisenseClientBase.

* Added ServiceName as a command parameter for starting Kusto.

* Added check to return null if connectionInfo is not in the connectionService.

* Added support for Dashboard in MetadataService and AdminService.

* Removed workspace id from databaseName for Monitor. Added logic for MetadataService and AdminService to return different information for AzureMonitor.

* Moved providerName and providerDescription to DataSourceFactory.

* Changed DatabaseName to include Name and Id. Changed ProviderName to LOGANALYTICS in DataSourceFactory

* Fixed unit tests

* Changed logic to use ServiceName instead of server to determine DataSourceType

* Code review feedback and reverted changes to ObjectExplorerService.

* Removed unused reference from HostLoader

* Changed Parallel.Invoke to await Task.Run

* Moved Kusto datasource and supporting classes to separate directory.

* Removed unused datasourceFactory from ConnectionService. Added GetDatabases and GetDatabaseInfo to IDataSource and child classes

* Renamed Instance variables in ObjectExplorerService. Removed unused attribute on TSqlFormatterService. Removed invalid comment in ConnectionService.

* Fixed warnings in build.

* Moved SizeInMB to DatabaseMetadata. Refactored ConvertToDatabaseInfo

* Fixed unit test

src/Microsoft.SqlTools.Hosting/Utility/CommandOptions.cs

@@ -5,7 +5,6 @@
 
 using System;
 using System.Globalization;
-using System.IO;
 
 namespace Microsoft.SqlTools.Hosting.Utility
 {
@@ -61,6 +60,9 @@ namespace Microsoft.SqlTools.Hosting.Utility
                             case "-help":
                                 ShouldExit = true;
                                 return;
+                            case "-service-name":
+                                ServiceName = args[++i];
+                                break;
                             default:
                                 ErrorMessage += string.Format("Unknown argument \"{0}\"" + Environment.NewLine, argName);
                                 break;