Add MarkDown anchors.

CONTRIBUTING.md

@@ -1,4 +1,4 @@
-# Please contribute
+# [Please contribute](#please-contribute)
 
 You can really make a difference by:
 
@@ -9,21 +9,21 @@ I'll try to help and take every contribution seriously.
 
 It's a great opportunity for me to learn how you use the role and also an opportunity to get into the habit of contributing to open source software.
 
-## Step by step
+## [Step by step](#step-by-step)
 
 Here is how you can help, a lot of steps are related to GitHub, not specifically my roles.
 
-### 1. Make an issue.
+### [1. Make an issue.](#1-make-an-issue)
 
 When you spot an issue, [create an issue](https://github.com/robertdebock/dovecot/issues).
 
 Making the issue help me and others to find similar problems in the future.
 
-### 2. Fork the project.
+### [2. Fork the project.](#2-fork-the-project)
 
 On the top right side of [the repository on GitHub](https://github.com/robertdebock/dovecot), click `fork`. This copies everything to your GitHub namespace.
 
-### 3. Make the changes
+### [3. Make the changes](#3-make-the-changes)
 
 In you own GitHub namespace, make the required changes.
 
@@ -35,7 +35,7 @@ git clone git@github.com:YOURNAMESPACE/dovecot.git
 
 Now you can start to edit on your laptop.
 
-### 4. Optionally: test your changes
+### [4. Optionally: test your changes](#4-optionally-test-your-changes)
 
 Install [molecule](https://molecule.readthedocs.io/en/stable/) and [Tox](https://tox.readthedocs.io/):
 
@@ -55,19 +55,19 @@ Once it start to work, you can test multiple version of Ansible:
 image=centos tag=7 tox
 ```
 
-### 6. Optionally: Regenerate all dynamic content
+### [5. Optionally: Regenerate all dynamic content](#5-optionally-regenerate-all-dynamic-content)
 
 You can use [Ansible Generator](https://github.com/robertdebock/ansible-generator) to regenerate all dynamic content.
 
 If you don't do it, I'll do it later for you.
 
-### 7. Make a pull request
+### [6. Make a pull request](#6-make-a-pull-request)
 
 [GitHub](https://help.github.com/en/github/collaborating-with-issues-and-pull-requests/creating-a-pull-request-from-a-fork) on pull requests.
 
 In the comment-box, you can [refer to the issue number](https://help.github.com/en/github/writing-on-github/autolinked-references-and-urls) by using #123, where 123 is the issue number.
 
-### 8. Wait
+### [7. Wait](#7-wait)
 
 Now I'll get a message that you've added some code. Thank you, really.
 

SECURITY.md

@@ -1,8 +1,8 @@
-# Security Policy
+# [Security Policy](#security-policy)
 
 This software implements other software, it's not very likely that this software introduces new vulnerabilities.
 
-## Supported Versions
+## [Supported Versions](#supported-versions)
 
 The current major version is supported. For example if the current version is 3.4.1:
 
@@ -14,7 +14,7 @@ The current major version is supported. For example if the current version is 3.
 | 2.0.0 | :x: |
 | 1.0.0 | :x: |
 
-## Reporting a Vulnerability
+## [Reporting a Vulnerability](#reporting-a-vulnarability)
 
 Please [open an issue](https://github.com/robertdebock/ansible-role-dovecot/issues) describing the vulnerability.