fixed bad immutable flags

Author: halgari

pixie/vm/array.py

@@ -13,7 +13,7 @@
 
 class Array(object.Object):
     _type = object.Type(u"pixie.stdlib.Array")
-    _immutable_fields_ = ["_list[*]"]
+    _immutable_fields_ = ["_list"]
     def type(self):
         return Array._type
 

pixie/vm/keyword.py

@@ -10,7 +10,6 @@
 
 class Keyword(Object):
     _type = Type(u"pixie.stdlib.Keyword")
-    _immutable_fields_ = ["_hash"]
     def __init__(self, name):
         self._str = name
         self._w_name = None

pixie/vm/symbol.py

@@ -10,8 +10,6 @@
 
 class Symbol(object.Object):
     _type = object.Type(u"pixie.stdlib.Symbol")
-    _immutable_fields_ = ["_hash"]
-
     def __init__(self, s, meta=nil):
         #assert isinstance(s, unicode)
         self._str = s