Ignore emacs checkpoint files
Ignore emacs checkpoint files

Change-Id: Ie9870cded34e97c078b0f376948c6b6bc6ac2eb4

Gitweijie/first_project,noironetworks/networking-cisco,Gitweijie/first_project,Tehsmash/networking-cisco,cisco-openstack/networking-cisco,noironetworks/networking-cisco,hareeshpc/networking-cisco,hareeshpc/networking-cisco,nikolay-fedotov/networking-cisco,openstack/networking-cisco,CiscoSystems/networking-cisco,CiscoSystems/networking-cisco,openstack/networking-cisco,Tehsmash/networking-cisco,cisco-openstack/networking-cisco