Fixed some problems that arose when module tried to access configurat…

…ions.

markdown_include/include.py

@@ -34,9 +34,9 @@
 
 
 class MarkdownInclude(Extension):
-    def __init__(self, configs=[]):
+    def __init__(self, configs={}):
         self.config = {'base_path': ['.', 'Location from which to evaluate relative paths for the include statement.'],}
-        for key, value in configs:
+        for key, value in configs.items():
             self.setConfig(key, value)
 
     def extendMarkdown(self, md, md_globals):
@@ -95,5 +95,5 @@ def run(self, lines):
 
 
 
-def makeExtension(*args,**kwargs):
-    return MarkdownInclude(*args,**kwargs)
+def makeExtension(**kwargs):
+    return MarkdownInclude(kwargs)