Inroduce ex_create_node_nowait() to GoGrid driver which doesn't block until id is allocated.
Inroduce ex_create_node_nowait() to GoGrid driver which doesn't block until id is allocated.

Submitted by: Roman Bogorodskiy <bogorodskiy gmail.com>


git-svn-id: 353d90d4d8d13dcb4e0402680a9155a727f61a5a@951574 13f79535-47bb-0310-9956-ffa450edef68

cloudkick/libcloud,cloudkick/libcloud