1.5.1 changelog and version bump (#3161)

* 1.5.1 changelog and version bump

* update changelog
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 6aeba4f..1915ab3 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,6 +1,17 @@
 Changelog
 =========
 
+1.5.1 - 2016-09-22
+~~~~~~~~~~~~~~~~~~
+
+* Updated Windows and OS X wheels to be compiled against OpenSSL 1.0.2i.
+* Resolved a ``UserWarning`` when used with cffi 1.8.3.
+* Fixed a memory leak in name creation with X.509.
+* Added a workaround for old versions of setuptools.
+* Fixed an issue preventing ``cryptography`` from compiling against
+  OpenSSL 1.0.2i.
+
+
 1.5 - 2016-08-26
 ~~~~~~~~~~~~~~~~
 
diff --git a/src/cryptography/__about__.py b/src/cryptography/__about__.py
index 3c38986..b33dbd1 100644
--- a/src/cryptography/__about__.py
+++ b/src/cryptography/__about__.py
@@ -14,7 +14,7 @@
                " and primitives to Python developers.")
 __uri__ = "https://github.com/pyca/cryptography"
 
-__version__ = "1.5"
+__version__ = "1.5.1"
 
 __author__ = "The cryptography developers"
 __email__ = "cryptography-dev@python.org"
diff --git a/vectors/cryptography_vectors/__about__.py b/vectors/cryptography_vectors/__about__.py
index 495b851..3347747 100644
--- a/vectors/cryptography_vectors/__about__.py
+++ b/vectors/cryptography_vectors/__about__.py
@@ -14,7 +14,7 @@
 
 __uri__ = "https://github.com/pyca/cryptography"
 
-__version__ = "1.5"
+__version__ = "1.5.1"
 
 __author__ = "The cryptography developers"
 __email__ = "cryptography-dev@python.org"