Bump version to 1.2 for next release.

CHANGES

 All changes made to the library that might affect applications
 during upgrade will be listed here.
 
-1.1 -> Future release
+1.1 -> 1.2
 =====================
 + API
     + Added automatic request re-try feature

setup.py

@@ -3,7 +3,7 @@
 from setuptools import setup, find_packages
 
 setup(name="tweepy",
-      version="1.1",
+      version="1.2",
       description="Twitter library for python",
       license="MIT",
       author="Joshua Roesslein",

tweepy/__init__.py

@@ -5,7 +5,7 @@
 """
 Tweepy Twitter API library
 """
-__version__ = '1.1'
+__version__ = '1.2'
 
 from . models import Status, User, DirectMessage, Friendship, SavedSearch, SearchResult, models
 from . error import TweepError