removed from 'from __future__ import with_statement' imports, they are not needed anymore (python 2.5 is no longer supported)

jedi/evaluate/__init__.py

@@ -68,8 +68,6 @@ backtracking algorithm.
 
 .. todo:: nonlocal statement, needed or can be ignored? (py3k)
 """
-from __future__ import with_statement
-
 import sys
 import itertools
 

jedi/evaluate/builtin.py

@@ -21,7 +21,6 @@ possible to access functions like ``list`` and ``int`` directly, the same way
 |jedi| access other functions.
 """
 
-from __future__ import with_statement
 from jedi._compatibility import exec_function, is_py3k
 
 import re

jedi/evaluate/imports.py

@@ -11,8 +11,6 @@ correct implementation is delegated to _compatibility.
 This module also supports import autocompletion, which means to complete
 statements like ``from datetim`` (curser at the end would return ``datetime``).
 """
-from __future__ import with_statement
-
 import os
 import pkgutil
 import sys