0.13 release
### TODO, ideas
* add a panel in `Settings > Other Settings` to select extra icons to activate.
-### 0.13 (WIP)
+### 0.13 (2018/10/21)
* detect more Docker and Docker Compose files.
* detect more Jenkins files.
* support [Zappr](https://zappr.opensource.zalan.do) `.zappr.yaml` files.
