* Quote command in qemu debug logs so you can copy/paste them
* Support for Qemu disk interfaces, cd/dvd-rom image and boot priority. Fixes 278.
* Check for VMware Player version >= 7 and VMware Workstation >= 11. Fixes 286.
* Catch GeneratorExit exception when trying to create a Ghost IOS image.
* Backport: removes code that deletes IOS router instance files.