+3.9:
+ Add missing 34.11-2012 PBKDF2 typing stub.
+
+3.8:
+ * 34.11-2012 based PBKDF2 function added
+ * 34.13-2015 does not require double blocksized IVs
+
+3.7:
+ Fixed 34.13-2015 OFB bug with IVs longer than 2 blocks.
+
+3.6:
+ Fixed source files installation during setup.py install invocation.
+
+3.5:
+ Dummy release: added long description in package metadata.
+
3.4:
Small mypy stubs related fixes.