Fix Digester to require its dependencies
Fix Digester to require its dependencies

Without thus using rspec gets you:

```
uninitialized constant Chef::Digester::Singleton
```

jmhardison/chef,custora/chef,adamleff/chef,antonifs/chef,youngjl1/chef,andrewpsp/chef,acaiafa/chef,sempervictus/chef,criteo-forks/chef,ktpan/chef-play,gsaslis/chef,bahamas10/chef,EasonYi/chef,paulmooring/chef,jaymzh/chef,Igorshp/chef,nguyen-tien-mulodo/chef,askl56/chef,jagdeesh109/chef,skmichaelson/chef,acaiafa/chef,webframp/chef,mal/chef,skmichaelson/chef,Ppjet6/chef,jonlives/chef,acaiafa/chef,tomdoherty/chef,b002368/chef-repo,gsaslis/chef,martinisoft/chef,ChaosCloud/chef,AndyBoucher/Chef-Testing,ekometti/chef,robmul/chef,jagdeesh109/chef,webframp/chef,baberthal/chef,gene1wood/chef,aaron-lane/chef,circleback/chef,malisettirammurthy/chef,oclaussen/chef,karthikrev/chef,permyakovsv/chef,BackSlasher/chef,Ppjet6/chef,grubernaut/chef,legal90/chef,jimmymccrory/chef,paulmooring/chef,h4ck3rm1k3/chef,jaymzh/chef,ekometti/chef,mikefaille/chef,nsdavidson/chef,ckaushik/chef,nsdavidson/chef,BackSlasher/chef,chef/chef,evan2645/chef,nellshamrell/chef,skmichaelson/chef,renanvicente/chef,patcon/chef,jkerry/chef,mwrock/chef,swalberg/chef,chef/chef,Ppjet6/chef,martinisoft/chef,youngjl1/chef,criteo-forks/chef,gsaslis/chef,ktpan/chef-play,swalberg/chef,erkolson/chef,nathwill/chef,pburkholder/chef,nvwls/chef,lamont-granquist/chef,brettcave/chef,nguyen-tien-mulodo/chef,mikedodge04/chef,lamont-granquist/chef,patcon/chef,sempervictus/chef,MsysTechnologiesllc/chef,chef/chef,nellshamrell/chef,permyakovsv/chef,tbriggs-curse/chef,ranjib/chef,jkerry/chef,jkerry/chef,zuazo-forks/chef,OpSitters/chef,Kast0rTr0y/chef,jimmymccrory/chef,h4ck3rm1k3/chef,baberthal/chef,ranjib/chef,robmul/chef,jimmymccrory/chef,natewalck/chef,grubernaut/chef,jk47/chef,clintoncwolfe/chef,ducthanh/chef,lamont-granquist/chef,mio-g/chef,cachamber/chef,grubernaut/chef,tbunnyman/chef,aaron-lane/chef,tbriggs-curse/chef,nalingarg2/chef-1,circleback/chef,nvwls/chef,clintoncwolfe/chef,mal/chef,h4ck3rm1k3/chef,faspl/chef,nicklv/chef,mal/chef,youngjl1/chef,faspl/chef,gene1wood/chef,BackSlasher/chef,robmul/chef,zuazo-forks/chef,ccsplit/chef,someara/chef,someara/chef,jonlives/chef,natewalck/chef,sempervictus/chef,docwhat/chef,mwrock/chef,paulmooring/chef,jblaine/chef,andrewpsp/chef,onlyhavecans/chef,custora/chef,mio-g/chef,askl56/chef,jblaine/chef,smurawski/chef,mio-g/chef,youngjl1/chef,nsdavidson/chef,malisettirammurthy/chef,3dinfluence/chef,renanvicente/chef,robmul/chef,faspl/chef,andrewpsp/chef,natewalck/chef,tbunnyman/chef,EasonYi/chef,MichaelPereira/chef,josb/chef,EasonYi/chef,ekometti/chef,strangelittlemonkey/chef,mikedodge04/chef,baberthal/chef,malisettirammurthy/chef,zuazo-forks/chef,MsysTechnologiesllc/chef,docwhat/chef,grubernaut/chef,MichaelPereira/chef,b002368/chef-repo,andrewpsp/chef,evan2645/chef,nguyen-tien-mulodo/chef,ducthanh/chef,antonifs/chef,b002368/chef-repo,nalingarg2/chef-1,mikefaille/chef,docwhat/chef,criteo-forks/chef,circleback/chef,3dinfluence/chef,erkolson/chef,josb/chef,sometimesfood/chef,patcon/chef,nathwill/chef,sempervictus/chef,cmluciano/chef,tas50/chef-1,nalingarg2/chef-1,jmhardison/chef,BackSlasher/chef,tbriggs-curse/chef,Kast0rTr0y/chef,tomdoherty/chef,ckaushik/chef,baberthal/chef,ktpan/chef-play,sempervictus/chef,polamjag/chef,kaznishi/chef,strangelittlemonkey/chef,antonifs/chef,AndyBoucher/Chef-Testing,juliandunn/chef,cmluciano/chef,Igorshp/chef,nellshamrell/chef,juliandunn/chef,cgvarela/chef,antonifs/chef,DeWaRs1206/chef,karthikrev/chef,Ppjet6/chef,tas50/chef-1,nellshamrell/chef,cachamber/chef,legal90/chef,criteo-forks/chef,cachamber/chef,mikedodge04/chef,patcon/chef,MsysTechnologiesllc/chef,josb/chef,tbriggs-curse/chef,OpSitters/chef,adamleff/chef,askl56/chef,martinb3/chef,martinisoft/chef,malisettirammurthy/chef,Igorshp/chef,gene1wood/chef,zshuo/chef,onlyhavecans/chef,EasonYi/chef,cgvarela/chef,kaznishi/chef,nicklv/chef,mio-g/chef,bahamas10/chef,nguyen-tien-mulodo/chef,nicklv/chef,Kast0rTr0y/chef,criteo-forks/chef,ranjib/chef,Kast0rTr0y/chef,ccsplit/chef,jblaine/chef,robmul/chef,tomdoherty/chef,sanditiffin/chef,jaymzh/chef,nathwill/chef,sekrett/chef,martinb3/chef,pburkholder/chef,acaiafa/chef,ChaosCloud/chef,nvwls/chef,brettcave/chef,3dinfluence/chef,mio-g/chef,sometimesfood/chef,ChaosCloud/chef,ducthanh/chef,renanvicente/chef,mal/chef,sometimesfood/chef,askl56/chef,tbunnyman/chef,someara/chef,sanditiffin/chef,faspl/chef,nsdavidson/chef,ekometti/chef,martinb3/chef,nathwill/chef,oclaussen/chef,webframp/chef,ekometti/chef,jonlives/chef,tbriggs-curse/chef,custora/chef,smurawski/chef,nalingarg2/chef-1,faspl/chef,adamleff/chef,cgvarela/chef,gsaslis/chef,swalberg/chef,webframp/chef,jk47/chef,karthikrev/chef,onlyhavecans/chef,oclaussen/chef,sometimesfood/chef,bahamas10/chef,zuazo-forks/chef,nellshamrell/chef,nguyen-tien-mulodo/chef,nvwls/chef,strangelittlemonkey/chef,onlyhavecans/chef,antonifs/chef,smurawski/chef,tas50/chef-1,nathwill/chef,h4ck3rm1k3/chef,AndyBoucher/Chef-Testing,jmhardison/chef,permyakovsv/chef,sanditiffin/chef,sometimesfood/chef,kaznishi/chef,legal90/chef,mattray/chef,andrewpsp/chef,b002368/chef-repo,brettcave/chef,mikefaille/chef,juliandunn/chef,patcon/chef,onlyhavecans/chef,strangelittlemonkey/chef,ranjib/chef,gene1wood/chef,martinb3/chef,higanworks/chef,Tensibai/chef,ranjib/chef,swalberg/chef,onlyhavecans/chef,DeWaRs1206/chef,custora/chef,cmluciano/chef,nalingarg2/chef-1,bahamas10/chef,higanworks/chef,ktpan/chef-play,ccsplit/chef,AndyBoucher/Chef-Testing,jk47/chef,tbunnyman/chef,ckaushik/chef,swalberg/chef,josb/chef,juliandunn/chef,MichaelPereira/chef,Tensibai/chef,mio-g/chef,tbriggs-curse/chef,DeWaRs1206/chef,AndyBoucher/Chef-Testing,sempervictus/chef,3dinfluence/chef,MichaelPereira/chef,jimmymccrory/chef,skmichaelson/chef,jk47/chef,sekrett/chef,aaron-lane/chef,adamleff/chef,jimmymccrory/chef,karthikrev/chef,jkerry/chef,juliandunn/chef,cmluciano/chef,nicklv/chef,circleback/chef,higanworks/chef,cgvarela/chef,OpSitters/chef,jonlives/chef,someara/chef,polamjag/chef,skmichaelson/chef,mikefaille/chef,h4ck3rm1k3/chef,permyakovsv/chef,zuazo-forks/chef,jagdeesh109/chef,sideci-sample/sideci-sample-chef,tbunnyman/chef,clintoncwolfe/chef,jonlives/chef,karthikrev/chef,lamont-granquist/chef,cachamber/chef,cmluciano/chef,mikedodge04/chef,martinisoft/chef,clintoncwolfe/chef,paulmooring/chef,jagdeesh109/chef,andrewpsp/chef,skmichaelson/chef,MsysTechnologiesllc/chef,nguyen-tien-mulodo/chef,zshuo/chef,cgvarela/chef,sanditiffin/chef,mattray/chef,renanvicente/chef,OpSitters/chef,pburkholder/chef,ktpan/chef-play,sekrett/chef,docwhat/chef,sideci-sample/sideci-sample-chef,mikedodge04/chef,b002368/chef-repo,DeWaRs1206/chef,smurawski/chef,natewalck/chef,grubernaut/chef,robmul/chef,Tensibai/chef,erkolson/chef,brettcave/chef,sekrett/chef,BackSlasher/chef,polamjag/chef,webframp/chef,evan2645/chef,josb/chef,someara/chef,zshuo/chef,nsdavidson/chef,clintoncwolfe/chef,permyakovsv/chef,evan2645/chef,evan2645/chef,ccsplit/chef,EasonYi/chef,circleback/chef,renanvicente/chef,joemiller/chef,jk47/chef,Ppjet6/chef,Tensibai/chef,Igorshp/chef,ducthanh/chef,tas50/chef-1,chef/chef,paulmooring/chef,permyakovsv/chef,bahamas10/chef,lamont-granquist/chef,jaymzh/chef,pburkholder/chef,strangelittlemonkey/chef,joemiller/chef,mal/chef,zuazo-forks/chef,pburkholder/chef,EasonYi/chef,mattray/chef,kaznishi/chef,erkolson/chef,Kast0rTr0y/chef,bahamas10/chef,ckaushik/chef,legal90/chef,martinisoft/chef,acaiafa/chef,paulmooring/chef,3dinfluence/chef,mwrock/chef,custora/chef,higanworks/chef,malisettirammurthy/chef,polamjag/chef,webframp/chef,nsdavidson/chef,mwrock/chef,oclaussen/chef,malisettirammurthy/chef,DeWaRs1206/chef,jk47/chef,zshuo/chef,josb/chef,jkerry/chef,natewalck/chef,ChaosCloud/chef,zshuo/chef,aaron-lane/chef,sekrett/chef,tomdoherty/chef,youngjl1/chef,mikefaille/chef,nathwill/chef,erkolson/chef,jmhardison/chef,jagdeesh109/chef,nvwls/chef,askl56/chef,adamleff/chef,ekometti/chef,gsaslis/chef,clintoncwolfe/chef,tbunnyman/chef,patcon/chef,ckaushik/chef,ccsplit/chef,mattray/chef,sideci-sample/sideci-sample-chef,DeWaRs1206/chef,nvwls/chef,sanditiffin/chef,kaznishi/chef,circleback/chef,mal/chef,b002368/chef-repo,natewalck/chef,martinb3/chef,cgvarela/chef,docwhat/chef,jblaine/chef,brettcave/chef,BackSlasher/chef,ChaosCloud/chef,cachamber/chef,martinb3/chef,h4ck3rm1k3/chef,youngjl1/chef,jmhardison/chef,sideci-sample/sideci-sample-chef,oclaussen/chef,mikedodge04/chef,strangelittlemonkey/chef,karthikrev/chef,sanditiffin/chef,OpSitters/chef,kaznishi/chef,ChaosCloud/chef,oclaussen/chef,MichaelPereira/chef,nicklv/chef,jagdeesh109/chef,AndyBoucher/Chef-Testing,tomdoherty/chef,acaiafa/chef,docwhat/chef,swalberg/chef,Igorshp/chef,joemiller/chef,joemiller/chef,legal90/chef,someara/chef,legal90/chef,criteo-forks/chef,3dinfluence/chef,renanvicente/chef,baberthal/chef,mikefaille/chef,jkerry/chef,zshuo/chef,nicklv/chef,ducthanh/chef,nalingarg2/chef-1,ranjib/chef,polamjag/chef,ducthanh/chef,jblaine/chef,smurawski/chef,Igorshp/chef,ktpan/chef-play,faspl/chef,gsaslis/chef,Ppjet6/chef,jmhardison/chef,nellshamrell/chef,aaron-lane/chef,grubernaut/chef,higanworks/chef,sometimesfood/chef,custora/chef,brettcave/chef,polamjag/chef,aaron-lane/chef,jblaine/chef,jimmymccrory/chef,baberthal/chef,askl56/chef,sideci-sample/sideci-sample-chef,ckaushik/chef,lamont-granquist/chef,cachamber/chef,antonifs/chef,evan2645/chef,Tensibai/chef,jonlives/chef,ccsplit/chef,MichaelPereira/chef,adamleff/chef,sekrett/chef,pburkholder/chef,OpSitters/chef,mattray/chef,joemiller/chef,smurawski/chef,Kast0rTr0y/chef,erkolson/chef,joemiller/chef