Split keyword argument lines
Fixes
</td>
<td class="args">
{{each args}}
- <span>${$value}</span>{{if $index < args.length-1}}, {{/if}}
+ <span>${$value}</span>{{if $index < args.length-1}},<br/>{{/if}}
{{/each}}
</td>
{{if libdoc.contains_tags}}
