Merge pull request #67 from loles/fix_resource

Fix resource __repr__ function, to_dict is a function

solar/solar/core/resource.py

@@ -44,7 +44,7 @@ class Resource(object):
 
     def __repr__(self):
         return ("Resource(name='{name}', metadata={metadata}, args={args}, "
-                "tags={tags})").format(**self.to_dict)
+                "tags={tags})").format(**self.to_dict())
 
     def to_dict(self):
         return {