update changelog (#539)

Author: jesterhazy

CHANGELOG.rst

@@ -5,12 +5,15 @@ CHANGELOG
 1.16.2.dev
 ==========
 
+* enhancement: Check for S3 paths being passed as entry point
 * feature: Add support for AugmentedManifestFile and ShuffleConfig
-* bug-fix: add version bound for requests module to avoid version conflicts between docker-compose and docker-py
+* bug-fix: Add version bound for requests module to avoid conflicts with docker-compose and docker-py
 * bug-fix: Remove unnecessary dependency tensorflow
 * doc-fix: Change ``distribution`` to ``distributions``
 * bug-fix: Increase docker-compose http timeout and health check timeout to 120.
 * feature: Local Mode: Add support for intermediate output to a local directory.
+* bug-fix: Update PyYAML version to avoid conflicts with docker-compose
+* doc-fix: Correct the numbered list in the table of contents
 
 1.16.1.post1
 ============