bump version to 6.5.0, changelog update

-----------------------------

Co-authored-by: Ben Allred <ben.allred@qlik.com>

Author: leslievandemark

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changelog
 
+## 6.5.0
+  * Add `activate_versions` state functions [#188](https://github.com/singer-io/singer-python/pull/188)
+  * Deprecates bookmarks.py, functions are moved to state.py
+  
 ## 6.4.0
   * Update clear_offset to remove offset key from bookmark [#185](https://github.com/singer-io/singer-python/pull/185)
 

setup.py

@@ -4,7 +4,7 @@
 import subprocess
 
 setup(name="singer-python",
-      version='6.4.0',
+      version='6.5.0',
       description="Singer.io utility library",
       author="Stitch",
       classifiers=['Programming Language :: Python :: 3 :: Only'],

singer/state.py

@@ -58,5 +58,3 @@ def clear_version(state, tap_stream_id, key):
 
 def get_version(state, tap_stream_id, key, default=None):
     return state.get('activate_versions', {}).get(tap_stream_id, {}).get(key, default)
-
-