Integration docs, substitution fixes

doc/integration/azure.md

@@ -4,17 +4,19 @@ group: Integrations
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
 ---
 
-# Microsoft Azure OAuth2 OmniAuth Provider **(FREE)**
+# Microsoft Azure OAuth 2.0 OmniAuth Provider **(FREE)**
 
 NOTE:
 Per Microsoft, this provider uses the [older Azure Active Directory v1.0 endpoint](https://docs.microsoft.com/en-us/azure/active-directory/azuread-dev/v1-protocols-oauth-code).
 Microsoft documentation suggests that you should use the [OpenID Connect protocol to use the v2 endpoints](../administration/auth/oidc.md#microsoft-azure) for new projects.
-To use v2 endpoints via OmniAuth, please follow [Microsoft Azure OAuth2 OmniAuth Provider v2 instructions](#microsoft-azure-oauth2-omniauth-provider-v2).
+To use v2 endpoints via OmniAuth, please follow [Microsoft Azure OAuth 2.0 OmniAuth Provider v2 instructions](#microsoft-azure-oauth-20-omniauth-provider-v2).
 
-To enable the Microsoft Azure OAuth2 OmniAuth provider, you must register your application with Azure. Azure generates a client ID and secret key for you to use.
+To enable the Microsoft Azure OAuth 2.0 OmniAuth provider, you must register
+your application with Azure. Azure generates a client ID and secret key for you
+to use.
 
-Sign in to the [Azure Portal](https://portal.azure.com), and follow the instructions in
-the [Microsoft Quickstart documentation](https://docs.microsoft.com/en-us/azure/active-directory/develop/quickstart-register-app).
+Sign in to the [Azure Portal](https://portal.azure.com), and follow the
+instructions in the [Microsoft Quickstart documentation](https://docs.microsoft.com/en-us/azure/active-directory/develop/quickstart-register-app).
 
 As you go through the Microsoft procedure, keep the following in mind:
 
@@ -23,9 +25,9 @@ As you go through the Microsoft procedure, keep the following in mind:
 - The redirect URI requires the URL of the Azure OAuth callback of your GitLab
   installation. For example, `https://gitlab.mycompany.com/users/auth/azure_oauth2/callback`.
   The type dropdown should be set to **Web**.
-- The `client ID` and `client secret` are terms associated with OAuth 2. In some Microsoft documentation,
+- The `client ID` and `client secret` are terms associated with OAuth 2.0. In some Microsoft documentation,
   the terms may be listed as `Application ID` and `Application Secret`.
-- If you need to generate a new client secret, follow the Microsoft documentation
+- If you have to generate a new client secret, follow the Microsoft documentation
   for [creating a new application secret](https://docs.microsoft.com/en-us/azure/active-directory/develop/howto-create-service-principal-portal#create-a-new-application-secret).
 - Save the client ID and client secret for your new app, as the client secret is only
   displayed one time.
@@ -89,41 +91,46 @@ As you go through the Microsoft procedure, keep the following in mind:
    - *If you installed from source,*
      [restart GitLab](../administration/restart_gitlab.md#installations-from-source).
 
-On the sign-in page, you should now see a Microsoft icon below the regular sign-in form.
-Click the icon to begin the authentication process. Microsoft then asks you to
-sign in and authorize the GitLab application. If successful, you are returned to GitLab and signed in.
+On the sign-in page, you should now see a Microsoft icon below the regular
+sign-in form. Click the icon to begin the authentication process. Microsoft then
+asks you to sign in and authorize the GitLab application. If successful, you are
+returned to GitLab and signed in.
 
 Read [Enable OmniAuth for an Existing User](omniauth.md#enable-omniauth-for-an-existing-user)
 for information on how existing GitLab users can connect to their newly-available Azure AD accounts.
 
-## Microsoft Azure OAuth2 OmniAuth Provider v2
+## Microsoft Azure OAuth 2.0 OmniAuth Provider v2
 
-In order to use v2 endpoints provided by Microsoft Azure Active Directory you must to configure it via Azure OAuth2 OmniAuth Provider v2.
+To use v2 endpoints provided by Microsoft Azure Active Directory you must to
+configure it via Azure OAuth 2.0 OmniAuth Provider v2.
 
 ### Registering an Azure application
 
-To enable the Microsoft Azure OAuth2 OmniAuth provider, you must register your application with Azure. Azure generates a client ID and secret key for you to use.
+To enable the Microsoft Azure OAuth 2.0 OmniAuth provider, you must register
+your application with Azure. Azure generates a client ID and secret key for you
+to use.
 
-Sign in to the [Azure Portal](https://portal.azure.com), and follow the instructions in
-the [Microsoft Quickstart documentation](https://docs.microsoft.com/en-us/azure/active-directory/develop/quickstart-register-app).
+Sign in to the [Azure Portal](https://portal.azure.com), and follow the
+instructions in the [Microsoft Quickstart documentation](https://docs.microsoft.com/en-us/azure/active-directory/develop/quickstart-register-app).
 
 As you go through the Microsoft procedure, keep the following in mind:
 
-- If you have multiple instances of Azure Active Directory, you can switch to the desired tenant.
+- If you have multiple instances of Azure Active Directory, you can switch to
+  the desired tenant.
 - You're setting up a Web application.
 - The redirect URI requires the URL of the Azure OAuth callback of your GitLab
   installation. For example, `https://gitlab.example.com/users/auth/azure_activedirectory_v2/callback`.
   The type dropdown should be set to **Web**.
-- The `client ID` and `client secret` are terms associated with OAuth 2. In some Microsoft documentation,
+- The `client ID` and `client secret` are terms associated with OAuth 2.0. In some Microsoft documentation,
   the terms may be listed as `Application ID` and `Application Secret`.
-- If you need to generate a new client secret, follow the Microsoft documentation
+- If you have to generate a new client secret, follow the Microsoft documentation
   for [creating a new application secret](https://docs.microsoft.com/en-us/azure/active-directory/develop/howto-create-service-principal-portal#create-a-new-application-secret).
 - Save the client ID and client secret for your new app, as the client secret is only
   displayed one time.
 
 ### Adding API permissions (scopes)
 
-Once you have created an application, follow the [Microsoft Quickstart documentation to expose a web API](https://docs.microsoft.com/en-us/azure/active-directory/develop/quickstart-configure-app-expose-web-apis). Be sure to add the following delegated permissions under the Microsoft Graph API:
+After you have created an application, follow the [Microsoft Quickstart documentation to expose a web API](https://docs.microsoft.com/en-us/azure/active-directory/develop/quickstart-configure-app-expose-web-apis). Be sure to add the following delegated permissions under the Microsoft Graph API:
 
 - `email`
 - `openid`
@@ -181,7 +188,8 @@ Once you have created an application, follow the [Microsoft Quickstart documenta
 
    The `scope` parameter is optional and can be added to `args`. Default `scope` is: `openid profile email`.
 
-1. Replace `CLIENT ID`, `CLIENT SECRET`, and `TENANT ID` with the values you got above.
+1. Replace `CLIENT ID`, `CLIENT SECRET`, and `TENANT ID` with the values you got
+   above.
 
 1. Save the configuration file.
 

doc/integration/bitbucket.md

@@ -10,8 +10,8 @@ NOTE:
 Starting from GitLab 11.4, OmniAuth is enabled by default. If you're using an
 earlier version, you must explicitly enable it.
 
-You can set up Bitbucket.org as an OAuth2 provider to use your
-Bitbucket.org account credentials to sign in to GitLab, or import your projects from
+You can set up Bitbucket.org as an OAuth 2.0 provider to use your Bitbucket.org
+account credentials to sign in to GitLab. You can also import your projects from
 Bitbucket.org.
 
 - To use Bitbucket.org as an OmniAuth provider, follow the

doc/integration/oauth_provider.md

@@ -4,17 +4,17 @@ group: Access
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
 ---
 
-# GitLab as OAuth2 authentication service provider
+# GitLab as an OAuth 2.0 authentication service provider
 
-This document describes how you can use GitLab as an OAuth 2
+This document describes how you can use GitLab as an OAuth 2.0
 authentication service provider.
 
 If you want to use:
 
-- The [OAuth2](https://oauth.net/2/) protocol to access GitLab resources on user's behalf,
-  see [OAuth2 provider](../api/oauth2.md).
-- Other OAuth 2 authentication service providers to sign in to
-  GitLab, see the [OAuth2 client documentation](omniauth.md).
+- The [OAuth 2.0](https://oauth.net/2/) protocol to access GitLab resources on
+  a user's behalf, see [OAuth 2.0 provider](../api/oauth2.md).
+- Other OAuth 2.0 authentication service providers to sign in to
+  GitLab, see the [OAuth 2.0 client documentation](omniauth.md).
 - The related API, see [Applications API](../api/applications.md).
 
 ## Introduction to OAuth

doc/integration/twitter.md

@@ -4,9 +4,10 @@ group: Integrations
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
 ---
 
-# Twitter OAuth2 OmniAuth Provider **(FREE)**
+# Twitter OAuth 2.0 OmniAuth Provider **(FREE)**
 
-To enable the Twitter OmniAuth provider you must register your application with Twitter. Twitter generates a client ID and secret key for you to use.
+To enable the Twitter OmniAuth provider you must register your application with
+Twitter. Twitter generates a client ID and secret key for you to use.
 
 1. Sign in to [Twitter Application Management](https://developer.twitter.com/apps).
 

doc/user/project/clusters/runbooks/index.md

@@ -63,7 +63,7 @@ information.
 Follow this step-by-step guide to configure an executable runbook in GitLab using
 the components outlined above and the pre-loaded demo runbook.
 
-1. Create an [OAuth Application for JupyterHub](../../../../integration/oauth_provider.md#gitlab-as-oauth2-authentication-service-provider).
+1. Create an [OAuth Application for JupyterHub](../../../../integration/oauth_provider.md#gitlab-as-an-oauth-20-authentication-service-provider).
 1. When [installing JupyterHub with Helm](https://zero-to-jupyterhub.readthedocs.io/en/latest/jupyterhub/installation.html), use the following values
 
    ```yaml