Updated validation configuration code typo
Updated configuration information
Moved stuff to attic
Restructured getting started
Adds warning message to the documentation for readthedocs
Fixes minor typo
Reworded design notes and reference material
Adds refrence material for Accept headers and cache
Decorated links
Adds server resources
Adds page for exceptions; adds regex links
Added handler lifecycle docs
Ported models content from attic; added basic structure to most pages
Added Closure client docs from attic; fixes a couple of things in install
Adds image for models
Concepts updated across handlers and models
Updated concepts
Basic introduction to concepts
Added references and dependencies
Moved items from concepts to handlers and serializers