Adding debian version 0.13.1-1.

Signed-off-by: Daniel Baumann <daniel@debian.org>

debian/patches/0001-replace-readfp-with-Python2-read_file-function-to-fi.patch

@@ -0,0 +1,40 @@
+Forwarded: https://github.com/jorisroovers/gitlint/pull/104
+From 84145c703a25acad5f2378535c642c5abc299fbe Mon Sep 17 00:00:00 2001
+From: Gianfranco Costamagna <costamagnagianfranco@yahoo.it>
+Date: Thu, 26 Sep 2019 10:48:14 +0200
+Subject: [PATCH] replace readfp with Python2 read_file function, to fix a test
+ failure:
+
+======================================================================
+FAIL: test_config_file (test_cli.CLITests)
+Test for --config option
+----------------------------------------------------------------------
+Traceback (most recent call last):
+  File "/usr/lib/python3.7/unittest/mock.py", line 1248, in patched
+    return func(*args, **keywargs)
+  File "/<<PKGBUILDDIR>>/gitlint/tests/test_cli.py", line 372, in test_config_file
+    self.assertEqual(result.output, "")
+AssertionError: "/<<PKGBUILDDIR>>/git[197 chars]od\n" != ''
+- /<<PKGBUILDDIR>>/gitlint/config.py:366: DeprecationWarning: This method will be removed in future versions.  Use 'parser.read_file()' instead.
+-   parser.readfp(config_file, filename)  # pylint: disable=deprecated-method
+---
+ gitlint/config.py | 3 +--
+ 1 file changed, 1 insertion(+), 2 deletions(-)
+
+diff --git a/gitlint/config.py b/gitlint/config.py
+index fdc5e85..654523d 100644
+--- a/gitlint/config.py
++++ b/gitlint/config.py
+@@ -428,8 +428,7 @@ class LintConfigBuilder(object):
+             parser = ConfigParser()
+ 
+             with io.open(filename, encoding=DEFAULT_ENCODING) as config_file:
+-                # readfp() is deprecated in python 3.2+, but compatible with 2.7
+-                parser.readfp(config_file, filename)  # pylint: disable=deprecated-method
++                parser.read_file(config_file)
+ 
+             for section_name in parser.sections():
+                 for option_name, option_value in parser.items(section_name):
+-- 
+2.17.1
+

debian/patches/series

@@ -0,0 +1 @@
+0001-replace-readfp-with-Python2-read_file-function-to-fi.patch