add dev hadoop
Merge branch 'nctu' of https://github.com/fajoy/horizon into dev

Conflicts:
	custom/dashboard.py
add config panel
update status panel
update ec2 panel
add launch instances on  config panel
update instance object status
update Hadoop dashboard
fix hadoop image list error.
fix create hadoop group error.
update hadoop panel
update
update update hadoop dashboard and nctu log
update logo and panel
remove no use file
fix create master error when no container.
Merge branch 'nctu' of https://github.com/fajoy/horizon into dev

Conflicts:
	custom/hadoop/templates/hadoop/cloud-config/files/init_script.py
	custom/hadoop/templates/hadoop/cloud-config/init_script.template
	custom/status/urls.py
	custom/status/views.py
update group and job panel,and add bash job.