add version.py

khandy/__init__.py

@@ -9,3 +9,5 @@ from .utils_others import *
 
 from .boxes import *
 from .image import *
+
+from .version import *

khandy/version.py

@@ -0,0 +1,3 @@
+__version__ = '0.1'
+
+__all__ = ['__version__']