Guard should focus on my failure.
Add Helpers for use within ERB templates.
Add block syntax support to helpers;

Previous a user could only do for example: 

<%= colour('#ff0000') -%>this is red<%- end %>

Now, more complex patterns are achievable.
Rename output to attributes.
Rename output to menu.
Add further lines to template to test more functionality.
Rename Parser to View; also remove Template.
Update dependency tree.
Minor update regarding ERB templates.