organization in the src structure, modification of README

src/basic_examples/example_testing.py

@@ -1,46 +0,0 @@
-#!/usr/bin/env python
-
-__author__ = "bt3"
-
-
-
-def test_doctest():
-    '''
-    >>> 1 == 1
-    False
-    '''
-    pass
-
-if __name__ == '__main__':
-    import doctest
-    doctest.testmod()
-
-#####
-
-import unittest
-
-class BasicsTestCase(unittest.TestCase):
-
-    def test_find_name(self):
-        self.assertTrue(1 == 1)
-        self.assertFalse(1 == 2)
-
-if __name__ == '__main__':
-    unittest.main()
-
-
-
-#####
-
-# content of test_example.py, run with $ py.test
-#
-# run tests over the directory
-# $ nosetest
-
-
-def func(x):
-    return x + 1
-
-def test_answer():
-    assert func(3) == 4
-