Added --clear-known-hosts option.
Moved clear_known_hosts futher down into where it belongs.
Fix for cluster kick SSH key not being picked up correctly. Fix for @action_nodes missing on SSH error.
Revert "Fix for cluster kick SSH key not being picked up correctly. Fix for @action_nodes missing on SSH error."

This reverts commit 869c4be56cd00e2a3c92c87467daed50c1c0cf1d.
Fix for cluster kick SSH key not being picked up correctly. Fix for @action_nodes missing on SSH error.
fix elastic_ip assignment : no method include? on computer.server.ec2.include?(:elastic_ip)
Initial implementation of the IBM SCE 2.2 cloud added.
Readme covering SCE usage
Added static IP address support - SCE 2.2 does not allow for dynamic static IP assignment, IP has to be assigned on launch time. Assigning the IP is added to the machine create process. is_mini_ephemeral support added.
Foundations for persistent volumes added.
Persistent volumes creation and attachment.
implied_volumes for non mini ephemeral complete, start / stop operations on the servers removed for SCE. SCE does not support start / stop.
Information on flavors corrected, added support for Bronze
Cluster kill takes care of the volumes, detaches and destroys if the latter necessary.
flavor_info fixes
OHAI plugin replacement
SCE volume data: volume_id, device and mount_options are restored from Chef server prior to sync.
Working on security groups implementation
autorize_port_range, authorize_group implemented
Finixhed implementation of SCE security groups