feat(containers): stop container gracefully before removing

Author: jkuri

src/api/docker.ts

@@ -196,7 +196,8 @@ export function killContainer(id: string): Promise<void> {
           if (containerInfo.State.Status === 'exited') {
             return container.remove();
           } else if (containerInfo.State.Status === 'running') {
-            return container.remove({ force: true });
+            return  container.stop()
+              .then(container => container.remove());
           } else {
             return Promise.resolve();
           }