- Experimental support added for mako templates and jinja2 templates.
- `sitepath`, along with `siteconfig`, is now passed as plugin-setting while
  instantiating ITemplate, IContent, IXContext plugins.
Documentation.
- minor bugfixes.
- copyright header
Preparing for release 0.11dev
Preparing for release 0.11dev
Added tag 0.11dev for changeset df5e08cfac35