Merge branch 'lock-on-hide' of https://github.com/EnricoMonese/keeweb into EnricoMonese-lock-on-hide

# Conflicts:
#	desktop/app.js

desktop/app.js

@@ -155,6 +155,9 @@ function createMainWindow() {
     mainWindow.on('enter-full-screen', () => {
         emitBackboneEvent('enter-full-screen');
     });
+    mainWindow.on('hide', () => {
+        emitBackboneEvent('launcher-minimize');
+    });
     restoreMainWindowPosition();
 }