README: Add example outputs as comments

Author: Turbo87

README.md

@@ -28,26 +28,30 @@ If you're system doesn't allow installing `cryptography` like on Google App Engi
 
 ```python
 import jwt
-jwt.encode({'some': 'payload'}, 'secret', algorithm='HS256')
+encoded = jwt.encode({'some': 'payload'}, 'secret', algorithm='HS256')
+# 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzb21lIjoicGF5bG9hZCJ9.4twFt5NiznN84AWoo1d7KO1T_yoc0Z6XOpOVswacPZg'
 ```
 
 Additional headers may also be specified.
 
 ```python
 jwt.encode({'some': 'payload'}, 'secret', algorithm='HS256', headers={'kid': '230498151c214b788dd97f22b85410a5'})
+# 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCIsImtpZCI6IjIzMDQ5ODE1MWMyMTRiNzg4ZGQ5N2YyMmI4NTQxMGE1In0.eyJzb21lIjoicGF5bG9hZCJ9.DogbDGmMHgA_bU05TAB-R6geQ2nMU2BRM-LnYEtefwg'
 ```
 
 Note the resulting JWT will not be encrypted, but verifiable with a secret key.
 
 ```python
-jwt.decode('someJWTstring', 'secret', algorithms=['HS256'])
+jwt.decode(encoded, 'secret', algorithms=['HS256'])
+# {u'some': u'payload'}
 ```
 
 If the secret is wrong, it will raise a `jwt.DecodeError` telling you as such.
 You can still get the payload by setting the `verify` argument to `False`.
 
 ```python
-jwt.decode('someJWTstring', verify=False)
+jwt.decode(encoded, verify=False)
+# {u'some': u'payload'}
 ```
 
 The `decode()` function can raise other exceptions, e.g. for invalid issuer or
@@ -57,7 +61,7 @@ use this approach to catch any issues relating to invalid tokens:
 
 ```python
 try:
-    payload = jwt.decode('someJWTstring')
+    payload = jwt.decode(encoded)
 except jwt.InvalidTokenError:
     pass  # do something sensible here, e.g. return HTTP 403 status code
 ```
@@ -83,7 +87,8 @@ options = {
    'verify_exp': True,
 }
 
-jwt.decode('someJWTstring', 'secret', options=options)
+jwt.decode(encoded, 'secret', options=options)
+# {u'some': u'payload'}
 ```
 
 **NOTE**: *Changing the default behavior is done at your own risk, and almost certainly will make your
@@ -121,7 +126,8 @@ You can specify which algorithm you would like to use to sign the JWT
 by using the `algorithm` parameter:
 
 ```python
-jwt.encode({'some': 'payload'}, 'secret', algorithm='HS512')
+encoded = jwt.encode({'some': 'payload'}, 'secret', algorithm='HS512')
+# 'eyJhbGciOiJIUzUxMiIsInR5cCI6IkpXVCJ9.eyJzb21lIjoicGF5bG9hZCJ9.WTzLzFO079PduJiFIyzrOah54YaM8qoxH9fLMQoQhKtw3_fMGjImIOokijDkXVbyfBqhMo2GCNu4w9v7UXvnpA'
 ```
 
 ### Decoding
@@ -130,7 +136,8 @@ when validating the JWT by using the `algorithms` parameter which takes a list
 of allowed algorithms:
 
 ```python
-jwt.decode(some_jwt, 'secret', algorithms=['HS512', 'HS256'])
+jwt.decode(encoded, 'secret', algorithms=['HS512', 'HS256'])
+# {u'some': u'payload'}
 ```
 
 In the above case, if the JWT has any value for its alg header other than