Gns3-gui

* New fix for multi-device selection/deselection not working as expected with right click. Fixes 2986
* Optimize snap-to-grid code for drawing items. Fixes 2997
* Move jsonschema 2.6.0 requirement in build repository.
* Only use jsonschema 2.6.0 on Windows and macOS.
* Disable default integrations for sentry sdk.

* Fix GUI doesn't detect another GUI on macOS. Fixes 2994
* Support to activate/deactive network connection state replication in Qemu.
* Option to reset or not all MAC addresses when exporting or duplicating a project.
* Fix Multi-device selection/deselection not working as expected with right click. Fixes 2986
* Replace Raven by Sentry SDK. Fixes https://github.com/GNS3/gns3-server/issues/1758
* Fix online help menu URL. Fixes 2984
* Require setuptools>=17.1 in setup.py. Ref https://github.com/GNS3/gns3-server/issues/1751 This is to support environmental markers. https://github.com/pypa/setuptools/blob/master/CHANGES.rst#171
* Update README. Ref https://github.com/GNS3/gns3-server/issues/1719
* Restore editReadme attribute which was removed in Change 'New export project wizard'
* Updated GUI pyqt files from Tab Order 'fixes' in "Tab Order in Preferences and Project Dialog 2872"

* Default port set to 80 for server running in the GNS3 VM. Fixes 1737
* Make the Web UI the default page. Ref https://github.com/GNS3/gns3-server/issues/1737
* Fix "export portable project forgets contents of README". Fixes 1724
* Activate unified title and toolbar on MacOS. Fixes 2968
* Confirmation dialog for "console connect to all nodes". Fixes 2971
* Add "Resume all suspended links". Fixes 2858
* Revert "Change default path for SecureCRT. Fixes 2896"
* Remove property from ConfigurationDialog(). Fixes 2819 2965
* Use Environmental Markers to force jsonschema version. Fixes https://github.com/GNS3/gns3-gui/issues/2849 Version 3.2.0 with Python >= 3.8 Version 2.6.0 with Python < 3.8
* Use Environmental Markers to force jsonschema version 2.6.0 on Windows/macOS. Ref https://github.com/GNS3/gns3-gui/issues/2849
* Remove preferences dialog geometry restoration. Fixes 2807
* Fix unable to configure custom adapters for Qemu VMs. Fixes 2961

* Fix VNC console template doesn't extract %i (Project UUID). Fixes 2960
* Fix contextual menu issues. Ref 2955

* Prevent locked drawings to be deleted. Fixes https://github.com/GNS3/gns3-gui/issues/2948
* Fix issues with empty project variables. Fixes https://github.com/GNS3/gns3-gui/issues/2941
* Upgrade psutil to version 5.6.6 due to CVE-2019-18874 https://github.com/advisories/GHSA-qfc5-mcwq-26q8
* Use existing README.txt if existing when exporting portable project. Fixes https://github.com/GNS3/gns3-server/issues/1724
* Allow creation of a diskless Qemu VMs. Fixes 2939
* Re-enable "create new version" in appliance wizard. Fixes 2837
* Fix unable to load project from project library. Fixes 2932
* Fix some permission denied errors when loading remote project. Ref 2871 Fixes 2901
* Add 'Royal TS V5' to predefined console list
* Disallow invalid grid sized. Fixes 2908
* Check if hostname is blank. Fixes 2924
* Add nvme disk interface and fix scsi disk interface for Qemu VMs.
* Add latest Qemu nic models.
* Upgrade Qt version to 5.14.1. Ref 2778 2903

* Add gns3-gui.xml and update Linux icons paths & permissions. Ref 2919