made a few more refinements to the exception and not_found recipe
made a few more refinements to the exception and not_found recipe

lindleyw/mojo,andrewsolomon/mojo,s1037989/mojo,jamadam/mojo,Grinnz/mojo,s1037989/mojo,vlet/mojo,melezhik/mojo,kak-tus/mojo,augensalat/mojo,polettix/mojo,scottw/mojo,dolmen/p5-Mojolicious,kiwiroy/mojo,marcusramberg/mojo,CandyAngel/mojo,zoffixznet/mojo,melezhik/mojo,vlet/mojo,kberov/mojo,dotandimet/mojo,kraih/mojo,zoffixznet/mojo,jenalgit/mojo,chenri/mojo,andrewsolomon/mojo,jenalgit/mojo