Update GitHub documentation

docs/backends/github.rst

@@ -1,13 +1,13 @@
 GitHub
 ======
 
-Github works similar to Facebook (OAuth).
+GitHub works similar to Facebook (OAuth).
 
 - Register a new application at `GitHub Developers`_, set the callback URL to
   ``http://example.com/complete/github/`` replacing ``example.com`` with your
   domain.
 
-- Fill ``App Id`` and ``App Secret`` values in the settings::
+- Fill the ``Client ID`` and ``Client Secret`` values from GitHub in the settings::
 
       SOCIAL_AUTH_GITHUB_KEY = ''
       SOCIAL_AUTH_GITHUB_SECRET = ''
@@ -17,37 +17,37 @@ Github works similar to Facebook (OAuth).
       SOCIAL_AUTH_GITHUB_SCOPE = [...]
 
 
-Github for Organizations
+GitHub for Organizations
 ------------------------
 
 When defining authentication for organizations, use the
-``GithubOrganizationOAuth2`` backend instead. The settings are the same than
+``GithubOrganizationOAuth2`` backend instead. The settings are the same as
 the non-organization backend, but the names must be::
 
-    SOCIAL_AUTH_GITHUB_ORG_*
+      SOCIAL_AUTH_GITHUB_ORG_*
 
 Be sure to define the organization name using the setting::
 
       SOCIAL_AUTH_GITHUB_ORG_NAME = ''
 
 This name will be used to check that the user really belongs to the given
-organization and discard it in case he's not part of it.
+organization and discard it if they're not part of it.
 
 
-Github for Teams
+GitHub for Teams
 ----------------
 
-Similar to ``Github for Organizations``, there's a Github for Teams backend,
-use the backend ``GithubTeamOAuth2``. The settings are the same than
+Similar to ``GitHub for Organizations``, there's a GitHub for Teams backend,
+use the backend ``GithubTeamOAuth2``. The settings are the same as
 the basic backend, but the names must be::
 
     SOCIAL_AUTH_GITHUB_TEAM_*
 
-Be sure to define the ``Team Id`` using the setting::
+Be sure to define the ``Team ID`` using the setting::
 
       SOCIAL_AUTH_GITHUB_TEAM_ID = ''
 
 This ``id`` will be used to check that the user really belongs to the given
-team and discard it in case he's not part of it.
+team and discard it if they're not part of it.
 
 .. _GitHub Developers: https://github.com/settings/applications/new

docs/configuration/settings.rst

@@ -262,7 +262,7 @@ Miscellaneous settings
 ``SOCIAL_AUTH_SESSION_EXPIRATION = False``
     By default, user session expiration time will be set by your web
     framework (in Django, for example, it is set with
-    SOCIAL_AUTH_SESSION_EXPIRATION). Some providers return the time that the
+    `SESSION_COOKIE_AGE`_). Some providers return the time that the
     access token will live, which is stored in ``UserSocialAuth.extra_data``
     under the key ``expires``. Changing this setting to True will override your
     web framework's session length setting and set user session lengths to
@@ -303,3 +303,4 @@ using POST.
 .. _OAuth: http://oauth.net/
 .. _passwordless authentication mechanism: https://medium.com/@ninjudd/passwords-are-obsolete-9ed56d483eb
 .. _psa-passwordless: https://github.com/omab/psa-passwordless
+.. _SESSION_COOKIE_AGE: https://docs.djangoproject.com/en/1.7/ref/settings/#std:setting-SESSION_COOKIE_AGE