++ If press DELETE or BACKSPACE and is blank description, delete the Todos.

- fix: if offline, doesn't save to cache??  if I refresh page, the data disappear
- ++ field to the percent progress
- fix: Refreshing 2 times the array todos.. because there is a filter

src/components/todos/SingleTodo/SingleTodo.ts

@@ -264,6 +264,15 @@ export default class SingleTodo extends Vue {
       }
     }
 */
+    if (((e.keyCode === 8) || (e.keyCode === 46)) && (this.precDescr === '') && !e.shiftKey) {
+      e.preventDefault()
+      this.clickMenu(rescodes.MenuAction.DELETE)
+        .then(() => {
+          this.deselectRiga()
+          this.faiFocus('insertTask', true)
+          return
+        })
+    }
 
     if (((e.key === 'Enter') || (e.key === 'Tab')) && !e.shiftKey) {
       this.updateTodo()
@@ -344,16 +353,16 @@ export default class SingleTodo extends Vue {
 
   }
 
-  clickMenu(action) {
+  async clickMenu(action) {
     console.log('click menu: ', action)
     if (action === rescodes.MenuAction.DELETE) {
-      this.askConfirmDelete()
+      return this.askConfirmDelete()
     } else if (action === rescodes.MenuAction.TOGGLE_EXPIRING) {
-      this.enableExpiring()
+      return this.enableExpiring()
     } else if (action === rescodes.MenuAction.COMPLETED) {
-      this.setCompleted()
+      return this.setCompleted()
     } else if (action === rescodes.MenuAction.PROGRESS_BAR) {
-      this.updatedata()
+      return this.updatedata()
     }
 
   }
@@ -369,11 +378,11 @@ export default class SingleTodo extends Vue {
     // this.$q.notify('setPriority: ' + elem)
   }
 
-  askConfirmDelete() {
+  async askConfirmDelete() {
     const deletestr = this.$t('dialog.delete')
     const cancelstr = this.$t('dialog.cancel')
 
-    askConfirm(this.$q, this.$t('dialog.msg.titledeleteTask'), this.$t('dialog.msg.deleteTask').toString(), deletestr, cancelstr)
+    await askConfirm(this.$q, this.$t('dialog.msg.titledeleteTask'), this.$t('dialog.msg.deleteTask').toString(), deletestr, cancelstr)
       .then(ris => {
         console.log('ris', ris)
         if (ris)