Readme edits for clarity

README.md

@@ -4,6 +4,6 @@
 [![Build Status](https://travis-ci.org/jlowe64/moodle-logstore-xapi.svg?branch=master)](https://travis-ci.org/jlowe64/moodle-logstore-xapi)
 [![Gitter](https://badges.gitter.im/Join Chat.svg)](https://gitter.im/LearningLocker/learninglocker?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 
-- [For drag and drop Moodle installation](https://github.com/jlowe64/moodle-logstore-xapi/blob/master/docs/installation.md)
+- [Installation](https://github.com/jlowe64/moodle-logstore-xapi/blob/master/docs/installation.md)
 - [Read documentation](https://github.com/jlowe64/moodle-logstore-xapi/blob/master/docs/readme.md).
 - [Report bugs, enhancements, and questions](https://github.com/jlowe64/moodle-logstore-xapi/blob/master/contributing.md#issue-templates).

docs/installation.md

 You obviously need to have [Moodle](https://moodle.org/) installed first and you need to be logged in as an Admin.
 
-1. [Download the plugin](../xapi.zip?raw=true). *Note, do not click the .zip download link that Github provides, you will get an error about autoload.php being missing.
+1. Download the plugin. [Click here to download the .zip](../xapi.zip?raw=true).
 2. Go to "http://www.example.com/admin/tool/installaddon/index.php" (replacing “www.example.com” with your own domain).
 3. Drag and drop your download from step 1.
 4. Click "Install plugin from the ZIP file".