updated message string
added support for absolute URIs
updated spec for entry points
added spec for error handling
reset critchon.rb back to develop
added registry method
updated registry
specs for appending
reworked how registry is created and added a method on crichton
singleton to get the registry object
new method for adding entry points
added entry location to yml.erb template
added some resets in specs to get many specs to pass
updated yet-another memoized ivar