Gandi.cli

----

* New command 'gandi disk detach' to detach disks from
currently attached vm.
* New command 'gandi disk attach' to attach disk to a
vm.
* New command 'gandi disk rollback' to perform a rollback
from a snapshot.
* New parameter --source for command 'gandi disk create'
to allow creation of a new disk from an existing disk
or snapshot.
* New parameter --script for command 'gandi vm create'
to allow upload of a local script on freshly created vm
to be run after creation is completed.
* Update parameter --size of 'gandi disk create/update'
command to accept optionnal suffix: M,G,T (from megabytes
up to terabytes).
* Update command 'gandi vm ssh' to accept args to be passed
to launched ssh command.
* Fixes bug with 'gandi vm create' command and image
parameter, which failed when having more than 100 disks
in account.
* Fixes bug with 'gandi paas info' command to display
sftp_server url.
* Fixes bug with 'gandi record list' command when requesting
a domain not managed at Gandi.
* Rename --sshkey parameter of 'gandi sshkey create' command
to --filename.
* Prettify output of list/info commands.
* GANDI_CONFIG environment variable can be used to override
the global configuration file.
* Bump click requirement version to <= 4.

----

* Add new dependency to request library, for certificate
validation during xmlrpc calls.
* New command 'gandi vm kernels' to list available kernels,
can also be used to filter by vm to know which kernel is
compatible.
* New parameters --cmdline and --kernels for command
'gandi disk update' to enable updating of cmdline
and/or kernel.
* New parameter --size for command 'gandi vm create'
to specify disk size during vm creation.
* Handle max_memory setting in command 'gandi vm update'
when updating memory. New parameter --reboot added to
accept a VM reboot for non-live update.
* Update command 'gandi vm images' to also display usable
disks as image for vm creation.
* Security: validate server certificate using request as
xmlrpc transport.
* Security: restrict configuration file rights to owner only.
* Refactor code of custom parameters, to only query API when
needed, improving overall speed of all commands.
* Fixes bug with sshkey parameter for 'gandi paas create'
and 'gandi paas update' commands.
* When an API call fail, we can call again using dry-run flag
to get more explicit errors. Used by 'gandi vhost create'
command.
* Allow Gandi CLI to load custom modules using
'GANDICLI_PATH' environment variable, was previously only
done by commands.

---

* New command 'gandi docker' to manage docker instance.
This requires a docker client to work.
* Improve 'vm ssh' command to support identity file, login
syntax.
* Login is no longer a mandatory option and saved to configuration
when creating a virtual machine.
* Add short summary to output when creating a virtual machine.
* Fixes bug when no sshkey available during setup.
* Fixes bug with parameters validation when calling a command
before having entered api credentials.

---

* New record namespace to manage domain zone record entries

---

* Add and update License information to use GPL-3
* Uniformize help strings during creation/deletion commands

---

* New mail namespace for managing mailboxes and aliases
* New command 'disk create' to create a virtual disk
* New command 'vm ssh' to open a ssh connection to an existing
virtual machine
* New command 'help' which behave like --help option.
* Using 'gandi namespace' without full command will display list
of available commands for this namespace and associated short help.
* 'gandi paas create' and 'gandi vm create' commands now use sshkeys,
and default to LU as default datacenter.