add route handler for `/tools/`
initial commit for `tools.handlebars`
add syntax highlighting
Remove duplicate class in button documentation

The pure-button class is applied twice on a regular button in the
sizes.handlebars partial.
Merge pull request #216 from naganowl/master

Remove duplicate class in button documentation
update tools links to point to npmjs.org
Load shell Rainbow language in client
Copy edit on Tools page and tweak HTML formatting
Merge pull request #28 from ericf/tools

Copy edit on Tools page and tweak HTML formatting
Merge pull request #201 from tilomitra/tools

Add Tools page