Bump version to 1.1.0.

docs/release_notes.rst

@@ -4,8 +4,8 @@ Release Notes
 **pydocstyle** version numbers follow the
 `Semantic Versioning <http://semver.org/>`_ specification.
-Current Development Version
----------------------------
+1.1.0 - September 29th, 2016
+----------------------------
 Major Updates

src/pydocstyle/utils.py

@@ -2,7 +2,7 @@
 import logging
-__version__ = '1.1.0-rc1'
+__version__ = '1.1.0'
 log = logging.getLogger(__name__)