Version 1.4.0 beta 1

• Show an error if you try to use a local server not started
• CLear the list before asking for VM list for Vbox and Vmware
• Fix password lost for remote servers
• Fix schema for virtualbox 1.3.2 topologies
• Refactor all VM wizards
• Fix Apply not enabled when removing a remote server
• Fix remote server list display when use_local_server for Qemu
• Fixes #601 (spelling error).
• Store the url of server in gns3_gui for third party apps
• Fix error when editing a qemu device with a relative path
• Catch exception when starting packet capture reader for a remote packet capture. Fixes #597.
• Fixes KeyError: 'vmx_path'. Fixes #595.
• Support for CPUs setting for Qemu VMs.
• Fix chicken of VNC command and add a warning about bugs in OSX VNC
• Fix issue whith auto update when we release a new build