avoid prompting for kit selection over and over (#854)

.vscode/launch.json

@@ -13,9 +13,7 @@
             "stopOnEntry": false,
             "sourceMaps": true,
             "outFiles": [
-                "${workspaceFolder}/out/*",
-                "${workspaceFolder}/out/src/*",
-                "${workspaceFolder}/out/test/*"
+                "${workspaceFolder}/dist/**/*.js"
             ],
             "env": {
                 "CMT_DEVRUN": "1"

src/cmake-tools.ts

@@ -375,6 +375,9 @@ export class CMakeTools implements vscode.Disposable, api.CMakeToolsAPI {
           this._cmakeDriver = Promise.resolve(null);
           this._activeKit = null;
         }
+      } else {
+        // Remember the selected kit for the next session.
+        this.workspaceContext.state.activeKitName = kit.name;
       }
     }
   }