Gns3-server

* Prevent install on Python 2

* Fix an issue with 1.4dev compatibility

* Ignore invalid characters when reading the output of a process
* Turn on / off authentication
* Ensure no colored output on Windows
* Do not stop saving IOS router configs when there is an exception while a project is committed.
* Create a private config file if expected
* Distribute our own version of netifaces working with python 3
* Fix crash if a private config exist in IOS but no private config file
* Basic Auth support
* Fix crash when virtualbox list of VMS return an empty line

* Drop useless dependencie dateutil
* Check if port or adapter is connected before starting/stopping a packet capture. Fixes 196.
* Prevent users to add links to running Qemu VMs and start a capture on running VirtualBox VMs.
* Fixes bug: couldn't set PCMCIA disk1 size for IOS routers.
* Fix crash if you pass an invalid hostname
* Catch VPCS kill errors
* Raise a VirtualBox error if adapter doesn't exists
* Ignore VirtualBox VM Name with a carriage return in name
* Cleanup the temporary project after modules have been notified of the path change
* Do not return error if we can't remove the old project directory
* Catch encoding errors in windows logger
* Use setter for the qemu_path (allow to pass only the binary name)
* Fixes TAP connection when using VPCS.
* Fix crash launching qemu on OSX from another location.
* Adds NAT NIO in device schema validation so they can return an error that it is not supported.

* Check for empty iourc path.
* Fixes bugs with IOS router configs. Fixes 354.
* Use a temporary directory as egg cache
* Catch crash error in IOU in case of permission denied

* Return an error if an adapter slot doesn't exist on an IOS router.
* NIO NAT support for VirtualBox VMs.
* NIO NAT support for QEMU VMs (user mode back-end is used).
* Throw an error if user put an invalid port range in config file
* Turn off configuration parser interpolation
* Catch configuration file parsing errors
* Force closing the event loop to avoid warning with Python 3.4.3
* Catch error when you can't mark a project as no longer temporary
* Catch BrokenPipeError for OSX frozen server
* Match how IOU initial-config is set for VPCS VM.
* Refactors how startup-config and private-config are handled for IOS routers.
* Catch the "WinError 0 The operation completed successfully" exception at a higher level.
* Fix temporary project not cleanup with save as
* If image is not found in VM directory look in images folder
* Ordered MAC addresses for QEMU based VMs.
* Merge remote-tracking branch 'origin/master'
* Force utf-8 configuraton files reading
* Do not list file starting with a . in upload handler
* Do not crash when closing a project if VirtualBox is not accessible
* Catch connection reset errors