small changes for better debugging infos

src/public/app/widgets/component.js

@@ -91,7 +91,7 @@ export default class Component {
             console.log(`Call to ${fun.name} in ${this.componentId} took ${took}ms`);
         }
 
-        await promise;
+        await utils.timeLimit(promise, 25000, `Time limit failed on ${this.constructor.name} with ${fun.name}`);
 
         return true;
     }

src/public/app/widgets/note_tree.js

@@ -1126,6 +1126,10 @@ export default class NoteTreeWidget extends TabAwareWidget {
                 node = await this.expandToNote(nextNotePath, false);
 
                 if (node) {
+                    // FIXME: this is conceptually wrong
+                    //        here note tree is responsible for updating global state of the application
+                    //        this should be done by tabcontext / tabmanager and note tree should only listen to
+                    //        changes in active note and just set the "active" state
                     await appContext.tabManager.getActiveTabContext().setNote(nextNotePath);
                 }
             }