* Prevent locked nodes to be deleted. Fixes https://github.com/GNS3/gns3-gui/issues/2764
* Remove old unused argument option. Fixes #1569
## 2.1.17 17/05/2019
* Force aiohttp version to 2.3.10 and aiohttp-cors version to 0.5.3 This is to fix build issue for Ubuntu 19.04 package on Launchpad. Ref #1583 https://github.com/GNS3/gns3-gui/issues/2774
## 2.1.16 15/04/2019
* Fix broken embedded console for Ethernet switch. Fixes #1574