dcmgr: clean instance spec model reference.
dcmgr: fall back to instance_model_name.
dcmgr: remove instance spec model and table.
dcmgr: add container abstraction class.
dcmgr: lxc driver inherits from Container class.
Fix a bug in IE8 that selectOptionData was included two elements sequential number and index.
Fix displaying button when click the checkbox.
Fix a bug redefining the self object.
Clear checked checkbox and detail menu when clicking the refresh button.
dcmgr: change parent class for OpenVZ driver.
dcmgr: update lxc driver.
Fix syntax error
dcmgr: fix issues.
dcmgr: use Thread.current.
Enable the edit button when the states running or stopped or halted.
Fixed the iteration that occurs in IE8.
Change to get alive key pairs.
lxc: add poweron/poweroff support.
Merge pull request #144 from axsh/feature-remove-instance-spec

Remove instance spec from dcmgr
Fix display_name and description string encoding