Fix up old code and docstring indent issue.

volatility/framework/interfaces/objects.py

@@ -154,7 +154,7 @@ class ObjectInterface(metaclass = ABCMeta):
         current object inhabits.
 
         .. note:: If new type name does not include a symbol table, the
-        symbol table for the current object is used
+           symbol table for the current object is used
         """
         # TODO: Carefully consider the implications of casting and how it should work
         if constants.BANG not in new_type_name:

volatility/framework/layers/scanners/multiregexp.py

@@ -29,9 +29,3 @@ class MultiRegexp(object):
             raise ValueError("MultiRegexp cannot be used with an empty set of search strings")
         for match in re.finditer(self._regex, haystack):
             yield (match.start(0), match.group())
-
-
-if __name__ == '__main__':
-    import multistring_testrig
-
-    multistring_testrig.tester(MultiRegexp())