Update version

Author: Vini2

graphbin2.py

@@ -10,7 +10,7 @@
 __author__ = "Vijini Mallawaarachchi, Anuradha Wickramarachchi, and Yu Lin"
 __copyright__ = "Copyright 2020, GraphBin2 Project"
 __license__ = "GPL"
-__version__ = "0.1"
+__version__ = "0.2"
 __maintainer__ = "Vijini Mallawaarachchi"
 __email__ = "vijini.mallawaarachchi@anu.edu.au"
 __status__ = "Prototype"