Mark them as unsupported but allow the user to upload and register
them.

Use stderr insteam of stream

In the Debian instructions use wget which is by default installed in
the Base system.

 * Fix obsolete license and url info
 * Add missing entries

Add indent=4 in the json dump execution

This displays the registration info as returned by ./kamaki and gives
the user the option to save it in a file.

bsd.py already contains it.

By default the output goes to sys.stdout. This is used in snf-mkimage
to output the plankton answer when registering an image to a synnefo
deployment.

This resolves #21

The base class is named Output. Having a method with the same makes
the code confusing.

Feature bsd support

Add a method that checks if the ssh daemon is enabled at boot.

Add a method that checks if the ssh daemon is enabled at boot.

 * Split code from freebsd.py to bsd.py
 * Make {Open,Net,Free}bsd classes inherit from Bsd

Otherwise kamaki complains

This can be used to display the current execution log.

Instead of defining a list member inside.

output is a Output class method and using it in _Progress makes the
code more confusing.

The user may alter the list of sensitive userdata

The type for those parameters is list:<type>

This can be used to define scripts to run on the guest media after
mounting it under a directory in the host.

This resolves #13, resolves #14 and resolves #15

Only use the mount feature in the Image class if it is supported by
the libguestfs build. The feature of mounting an image locally through
FUSE was added in libguestfs 1.18.