feature #595: im_ec2 does not have a remotes dir

src/im_mad/ec2/one_im_ec2.rb

@@ -34,7 +34,7 @@ class EC2InformationManagerDriver < OpenNebulaDriver
     # Init the driver, and compute the predefined maximum capacity for this
     # EC2 cloud
     def initialize()
-        super('im'
+        super('',
             :concurrency => 1,
             :threaded => false
         )