Update installation instructions.
Remove old template for help page.

Superceded by help_out.html.erb
Add example template to indicate that this needs to be customized/translated.
Merge branch 'remove-old-template' into develop
Merge branch 'add_example_template' into develop
Code formatting, link to config section of docs
Merge branch 'update-installation-instructions' into develop
Merge branch 'develop'