Merge pull request #133 from jwilk-forks/spelling

fix typos

README.md

@@ -30,7 +30,7 @@ with the corresponding private key. If you don't understand what I just said,
 this script likely isn't for you! Please use the official Let's Encrypt
 [client](https://github.com/letsencrypt/letsencrypt).
 To accomplish this you need to initially create a key, that can be used by
-acme-tiny, to register a account for you and sign all following requests.
+acme-tiny, to register an account for you and sign all following requests.
 
 ```
 openssl genrsa 4096 > account.key

tests/test_module.py

@@ -123,7 +123,7 @@ class TestModule(unittest.TestCase):
         self.assertIsInstance(result, ValueError)
         self.assertIn("Invalid character in DNS name", result.args[0])
 
-    def test_nonexistant_domain(self):
+    def test_nonexistent_domain(self):
         """ Should be unable verify a nonexistent domain """
         try:
             result = acme_tiny.main([