Merge pull request #36 from xfmoulet/master

Add ability to specify configuration file on command line

bin/cloudnet/tosca/tosca2cloudnet.py

@@ -84,6 +84,12 @@ def main(argv):
             action="store_true",
             help="ignore target directory configuration, force it to default values.",
         )
+        parser.add_argument(
+            "--config-file",
+            metavar="<config_file.yaml>",
+            default=configuration.CONFIGURATION_FILE,
+            help="use provided YAML file as default configuration",
+        )
         (args, extra_args) = parser.parse_known_args(argv)
 
         diagnostics.configure(
@@ -92,9 +98,10 @@ def main(argv):
 
         # Load configuration.
         config = configuration.load(
+            config_file=args.config_file,
             ignored_keys=[processors.Generator.TARGET_DIRECTORY]
             if args.ignore_target_config
-            else []
+            else [],
         )
 
         # Load the TOSCA service template.