Bump version to 0.17rc1
Update ChangeLog for 0.7rc1
Rename the VirtIO dialog menu OK button to Info

When the button is pressed it displays further information about an
installed VirtIO driver.
windows: Increase the virtio timeout to 15min

The original value was 5min but was rather small. In Desktop versions
of windows the VirtIO installation may take longer.
windows: Increase the connection check interval

Start by waiting for 5sec before retrying and double the interval
after each retry.
Fix a 'FileNotFoundError' is not defined error

This exception does not exist in python 2.x
Always use get_command() to import commands

If you are a regular user, some root commands like modprobe may not be
in your path.
Reference disk.file in the begging of snapshot()

If you print the snapshotting message before disk.file is referenced,
you may end up outputting messages like this:

Snapshotting media source ... Examining source media `<image_file>' ...

Instead of:

Examining source media `<image_file>' ... looks like a block device
Snapshotting media source ... done
Add a display attribute in sysprep

The printed name of the sysprep tasks is constructed from the method
name by replacing the _ with " ". This can be used to overwrite it.
Update ChangeLog and version.py for 0.7rc2
Support older versions of qemu-img

Older versions of qemu-img do not accept a '--output json' option
Update ChangeLog and version files for 0.7rc3
Bump version to 0.7rc4
docs: Add --no-snapshot option in the man pages
Fix a bug in host bundling size computation

Fix a bug in host-bundling operation were in some cases the computed
new image size was wrong.
Merge branch 'release-0.7'
Update ChangeLog and version files for v0.7
Merge branch 'master' into develop

Bump version to 0.7next