add nephoscale driver
fix nephoscale driver list_nodes
fix nephoscale actions
fix nephoscale status
add pricing for nephoscale driver. Also ask less agressively for a price, for all drivers
fix create node to wait for newly created node, delete deploy_node to use from base driver
doc for nephoscale driver
Merge branch 'mistio' into nephoscale
add zones in nephoscale driver
Merge branch 'nephoscale' into mistio

Conflicts:
	libcloud/compute/drivers/nephoscale.py