Gns3-gui

* Avoid a segfault when exiting with debug enabled
* Fix the GNS3 VM is visible even if deactivated
* Do not automatically stop the GNS3 VM by default.
* Block VMnet host traffic by default. Solves the traffic loop issue on Windows.
* Remove tooltip for Qemu VM base mac address.
* Fix you cannot select the remote server of your choice in qemu wizard
* Fix issue when deleting a running container
* Allow to block network traffic originating from the host OS for vmnet interfaces (Windows only).
* Change tooltip for Qemu VM base MAC address.
* Improve image import
* Support dragging an image in the GNS3 topology from the system file browser
* Fix an issue with import with no GNS3 VM
* Fix error when using {} in the node name
* Display the progress dialog after 250ms
* Fix a crash when exporting a project with virtualbox or VMware VM
* Set default VMware VM adapter type to e1000.

* Remote server selector not enabled in import appliance wizard
* New server dialog is now windows modal
* Fixes issue when UDPPortAllocatedSlot() is called multiple times.
* Private-config is optional.
* Fixes alternative IOS image selection when loading a project.
* Accept fill_color property for rectangle/ellipse objects. Compatibility for old 1.0 projects.
* Fixes check for NPF service and add check for NPCAP service on Windows.
* :latest for docker image is managed server side
* Remove unbreakable space
* Fix Checkbox and radio button are not readable with charcoal style
* Fix existing remotez server is not recognised
* Fix Cannot change docker image adapter number from docker image configuration
* Fix got an unexpected keyword argument 'ram_limit'
* Check that both Qt and PyQt version >= 5.6 to enable high DPI scaling.
* Check Qt version, not PyQt. Fixes 1232.
* Fix you can not turn off the GNS3VM with remote server

* Fix issue with PyPi

* Rebase Qcow2 disks when starting a VM if needed
* Docker support
* import / export portable projects (.gns3project)

* Fix a typo in qemu preferences
* Fix upload of large image to the VM
* Reduce the number of connection tries from 120 to 40 when connecting the GNS3 server running inside the GNS3 VM.
* Include link to the GNS3 academy. Fixes 1178.
* Snapback feature for port labels. Fixes 1182.
* Prevent users to select VirtualBox.exe instead of VBoxManage.exe. Fixes 1195.
* Improve the vmrun error message
* If we can not read the registry try to guess vmware type from vmrun path
* Ensure that you can not duplicate an interface in a cloud
* Disallow removal of link of running emulator without support of hotlink
* Check PyQT version support dev version
* Show server CPU usage if it's 0
* Clear warnings about using linked clones with VMware Player.
* Double click center on link
* Double click on an element in topology summary center the view on it
* Fix a very very rare crash when closing a project
* Avoid a small blink of the waiting text
* Fix a crash with image item
* Show a symbol in the middle of the link when packet capturing is activated. Ref 789.
* GNS3 doctor: check if the NPF service is running. Fixes 1124.
* Fixes progress dialog is None in accept()
* Fix another race conditions in progress dialog
* Replace the installation instructions by a link to the doc

* Change some sentences.
* Sort snapshots by date
* Block save as and snapshot when a device is running
* If you hit enter in the new project dialog it's work
* Display upload size during progress
* This should avoid blinking dialog. And display better progress
* SetupWizard: limit the number of vCPUs for the GNS3 VM to the number of physical cores.
* Remove blocking code. Ref 1109.
* Fixes "QThread: Destroyed while thread is still running",
* Add a timeout when you are not able to join the remote server
* Remove bad smell from progress dialog and handle ESC key
* Remove root required messages in cloud node. Ref 608.
* Show a warning when the GUI is run with root rights. Fixes 608.
* Change message when closing GNS3 with running device.
* Ask the user to stop device before closing
* At startup display a warning if another GUI is already running
* Fix a crash if you delete a file while refreshing the list of appliances
* Fix double opening of serial console
* Always ask the server for builtin
* Improve detection of vmrun on OSX
* Delete image from images dir when no longer need
* Sort node name in topology summary
* Allow to show a message box for test without starting GNS3
* Drop licence for paramiko since we no longer use it