Tag version 0.2.1

Signed-off-by: Shin'ichiro Kawasaki <kawasaki@juno.dti.ne.jp>

README.md

@@ -195,6 +195,11 @@ Please file issues to [GitHub issue tracker](https://github.com/kawasaki/pyscrli
 Releases
 --------
 
+Release 0.2.1
+
+* Added libglib to required package list in README.md
+* Improved setcap and getcap tool finding
+
 Release 0.2.0
 
 * Latency issue fix for BLE devices' write characteristics

setup.py

@@ -5,7 +5,7 @@ with open("README.md", "r") as fh:
 
 setuptools.setup(
     name="pyscrlink",
-    version="0.2.0",
+    version="0.2.1",
     author="Shin'ichiro Kawasaki",
     author_email='kawasaki@juno.dti.ne.jp',
     description='Scratch-link for Linux with Python',