[setup.py] Externalize version number to be able to use existing CI infrastructure

setup.py

@@ -33,7 +33,7 @@ from io import open
 setup(
 
     name='beat.web',
-    version='1.3.1rc1',
+    version=open("version.txt").read().rstrip(),
     description='Biometrics Evaluation and Testing Platform (Web Modules)',
     url='https://gitlab.idiap.ch/beat/beat.web',
     license='AGPLv3',

version.txt

+1.3.1rc1