Some minor cleanups, added verbose to the travis build script

.travis.yml

@@ -22,7 +22,7 @@ stages:
 jobs:
   include:
     - stage: compile
-      script: "./scripts/travis/build.sh --enable-release --enable-debug || travis_terminate 1;"
+      script: "./scripts/travis/build.sh --enable-release --enable-debug --verbose || travis_terminate 1;"
 
 deploy:
   - provider: script

shared/js/ui/modal/ModalSettings.tsx

@@ -1719,7 +1719,6 @@ export namespace modal_settings {
             const update_level_meter = () => {
                 destroy_meters();
 
-                return; /* FIXME: Remove! */
                 for(const device of arecorder.devices()) {
                     let promise = arecorder.create_levelmeter(device).then(meter => {
                         meter.set_observer(level => {

shared/js/video-viewer/Controller.ts

@@ -347,6 +347,8 @@ global_client_actions.on("action_w2g", event => {
     }
 
     currentVideoViewer.open().catch(error => {
+        let errorMessage = typeof error === "string" ? error : tr("Lookup the console for details");
+        createErrorModal(tr("Failed to open video viewer."), tra("Failed to open the video viewer: {}", errorMessage)).open();
         logError(LogCategory.GENERAL, tr("Failed to open video viewer: %o"), error);
         currentVideoViewer.destroy();
         currentVideoViewer = undefined;