[#848] Fix configuration name search.facet.limits -> search.facet.limit
[#848] extra_template_paths and extra_public_paths aren't deprecated
[#848] ckan.template_footer_end is deprecated
[#848] Reorganize and add examples of FileStore's configuration parameters
Merge branch 'master' of github.com:okfn/ckan into 848-finishing-configuration-docs
Merge branch '848-finishing-configuration-docs'