Use stable version number

Author: rhpvorderman

CHANGELOG.rst

@@ -7,7 +7,7 @@ Changelog
 .. This document is user facing. Please word the changes in such a way
 .. that users understand how the changes affect the new version.
 
-version 0.2.0-dev
+version 0.2.0
 -----------------
 + Fixed a bug where writing of the gzip header would crash if an older version
   of Python 3.7 was used such as on Debian or Ubuntu. This is due to

setup.py

@@ -36,7 +36,7 @@
 
 setup(
     name="isal",
-    version="0.2.0-dev",
+    version="0.2.0",
     description="Faster zlib and gzip compatible compression and "
                 "decompression by providing python bindings for the isa-l "
                 "library.",