Just follow the steps bellow:
- sudo add-apt-repository ppa:varlesh-l/test # add varlesh repo to install the unestable wingpanel
- sudo apt-get update # update your repo list
- sudo apt-get install --reinstall wingpanel=0.3~r217-1 indicator-appmenu # install appmenu and the varleash version of wingpanel
- gsettings set org.pantheon.desktop.wingpanel blacklist "['']" # remove appmenu from wingpanel's blacklist
- killall wingpanel # restart wingpanel
- sudo apt-mark hold wingpanel # prevent wingpanel to get updated to the elementary version
Result
Liked that app? It is Nylas N1 with a theme that I've made exclusively for elementary OS.
Here (https://github.com/edipox/elementary-nylas) you can download the theme and star the repo :P