Im

* Fix error in AppDB not enabling using archived images.
* Raise error in case of proxy_host is set but no proxy_credential is specified in TOSCA.
* Show error message in VM log in case of exception adding port to SG in OpenStack conn.
* Fix error installing Ansible in CentOS 7.

* Enable to create ephemeral disks in OpenStack conn.
* Fix error setting boot disk size in OpenStack conn.
* Use default installed ssh key to connect with proxy hosts if creds are not provided.
* Add support to proxy_host in TOSCA
* Openstack: deploy OS image in a volume.

* Fix In TOSCA If volume id is set, mount_path is ignored.
* Add suppport for ansible host in TOSCA.
* Fix OpenNebula memory quota is returned in MB and should be in GB.
* Fix error in ctxt in case of ansible uses python2 but not setuptools is installed.
* Fix error in context if IM remote dir is deleted.
* Fix error in OpenStack getting sda as the device of an attached volume.
* Use ansible parted to create partitions in ctxt.

* Fix error mapping OpenNebula nets.
* Fix error getting IPv4 IP in OpenStack conn.
* Create EGI connector.
* Implement disk_size TOSCA compute property.
* Add IM_NODE_CLOUD_SERVER variable in ansible variables.

* Fix error destroying OpenStack infrastructure when dettaching SGs.
* Only show active images in OpenStack and OpenNebula conn.
* Enable to request GPUs in TOSCA.
* Improve OpenStack flavor selection.

* Race condition makes successsfully deleted infrastructure not to be deleted.
* Fix error in CentOS 8 Contextualization.
* Add Orange Cloud connector.
* Use verify_ssl config option in all the IM code.
* Enable to set the ansible version to install per infrastructure.
* Add new API functions to get Cloud providers info.
* Move contextualization to python3 as default.
* Enable to set instance_tags using TOSCA.