Version 1.4.0 beta 3

• Fix dynamips configuration lost when you delete a node
• Clarify error message when we got UTF-8 chars in the iourc file
• Use custom VMnet interfaces without host adapter when uBridge is not used. Fixes #673.
• Automatically add the -no-kvm option if -icount is detected to help with the migration of ASA VMs created before version 1.4
• Check for valid FR or ATM switch mappings. Fixes #300.
• Catch exception when a process cannot be killed. Fixes #296.