fix a bug of gcarc arrange

setup.py

@@ -5,7 +5,7 @@ packages = find_packages()
 with open("README.md", "r") as fh:
     long_description = fh.read()
 
-VERSION = "1.2.4"
+VERSION = "1.2.5-rc1"
 setup(name='python-seispy',
       version=VERSION,
       author='Mijian Xu',