add read_feed_file method and feed file class

src/utilities/feedfile.py

@@ -0,0 +1 @@
+__author__ = 'stubbfel'

testenv/tests/utilities/testfeedfile.py

@@ -0,0 +1,12 @@
+__author__ = 'stubbfel'
+
+import unittest
+
+
+class MyTestCase(unittest.TestCase):
+    def test_something(self):
+        self.assertEqual(True, False)
+
+
+if __name__ == '__main__':
+    unittest.main()