Bump version 0.3.0

Signed-off-by: billchenchina <billchenchina2001@gmail.com>

Author: billchenchina

setup.py

@@ -9,7 +9,7 @@
 
 setup(
     name='hitutil',
-    version='0.2.0',
+    version='0.3.0',
     description='hit.edu.cn utils',
     long_description=long_description,
     long_description_content_type='text/markdown',