[Docker] camelize hash keys on image and container create

lib/fog/fogdocker/compute.rb

@@ -49,6 +49,10 @@ module Fog
           hash.inject({}){ |h, v| h.merge! downcase_hash_keys(v[-1], k + [v[0]]) }
         end
 
+        def camelize_hash_keys(hash)
+          Hash[ hash.map {|k, v| [k.to_s.camelize, v] }]
+        end
+
       end
     end
   end

lib/fog/fogdocker/requests/compute/container_create.rb

@@ -27,7 +27,7 @@ module Fog
       #}
       class Real
         def container_create(attrs)
-          downcase_hash_keys Docker::Container.create(attrs).info
+          downcase_hash_keys Docker::Container.create(camelize_hash_keys(attrs)).info
         end
       end
 

lib/fog/fogdocker/requests/compute/image_create.rb

@@ -4,7 +4,7 @@ module Fog
 
       class Real
         def image_create(attrs)
-          downcase_hash_keys Docker::Image.create(attrs).info
+          downcase_hash_keys Docker::Image.create(camelize_hash_keys(attrs)).info
         end
       end