Build(setup.py): Fix long_description

Flags 't' and 'U' are mutually incompatible ('U' implies 'b').

diff --git a/setup.py b/setup.py
index d4af05d412d6d55849ee1809114543472d218daf..1d72a3110e2628d23683659a680c4a049da618fd 100755 (executable)
--- a/setup.py
+++ b/setup.py
@@ -11,7 +11,7 @@ setup(
     name='m_librarian',
     version=m_librarian_version.__version__,
     description='m_Librarian for LibRusEc/Flibusta libraries',
-    long_description=open('README.txt', 'rtU').read(),
+    long_description=open('README.txt', 'rU').read(),
     long_description_content_type="text/plain",
     author='Oleg Broytman',
     author_email='phd@phdru.name',