Used threading macro for routing
Added content-type and not-modified handlers to routing
Corrected mustache tag
Made CSS path absolute
Added create topic form
Renamed namespace to photopic.core
Formatting
Moved routes to separate namespace
Moved topic reponses into separate namespace
Added support for mustache partials as includes

See: https://github.com/fhd/clostache/wiki/Using-Partials-as-Includes
Moved navbar into partial
Moved HTML head into partial