Make EC2 compatible with current AWS CLI.

Nova listens for EC2 calls now at the URL without path -
http://some.server.com:8773/
I was made in review -
https://review.openstack.org/#/c/152496/

So I suggest to change EC2 urls in keystone catalog.

Change-Id: Ia2975ce0f6a30eed6016733e12c98b5f97648307
Closes-Bug: 1417555
diff --git a/files/default_catalog.templates b/files/default_catalog.templates
index a18d38f..4aab416 100644
--- a/files/default_catalog.templates
+++ b/files/default_catalog.templates
@@ -30,9 +30,9 @@
 catalog.RegionOne.volumev2.name = Volume Service V2
 
 
-catalog.RegionOne.ec2.publicURL = http://%SERVICE_HOST%:8773/services/Cloud
-catalog.RegionOne.ec2.adminURL = http://%SERVICE_HOST%:8773/services/Admin
-catalog.RegionOne.ec2.internalURL = http://%SERVICE_HOST%:8773/services/Cloud
+catalog.RegionOne.ec2.publicURL = http://%SERVICE_HOST%:8773/
+catalog.RegionOne.ec2.adminURL = http://%SERVICE_HOST%:8773/
+catalog.RegionOne.ec2.internalURL = http://%SERVICE_HOST%:8773/
 catalog.RegionOne.ec2.name = EC2 Service