Preparing for 3.7.0 release (#304)

Author: aliabbasrizvi

Diff for: CHANGELOG.md

@@ -1,5 +1,11 @@
 # Optimizely Python SDK Changelog
 
+## 3.7.0
+November 2nd, 2020
+
+### New Features
+* Added support for upcoming application-controlled introduction of tracking for non-experiment Flag decisions. [#300](https://github.com/optimizely/python-sdk/pull/300)
+
 ## 3.6.0
 October 1st, 2020
 

Diff for: optimizely/version.py

@@ -11,5 +11,5 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-version_info = (3, 6, 0)
+version_info = (3, 7, 0)
 __version__ = '.'.join(str(v) for v in version_info)