Guard a call for `scrub` with try()
Guard a call for `scrub` with try()

This addresses #842.

whicheverpeady/huginn,calio/huginn,toruta39/huginn,vawen/huginn,cantonic/huginn,breandan/huginn,flechaig/huginn,satishgoda/huginn,Ishfal/huginn,brianpetro/huginn,cpretzer/huginn,dnjo/huginn-spotify-linker,eugenesvk/huginn,flagsoft/huginn,huginn/huginn,shaunaa126/huginn,KentFujii/huginn,Aluxian/huginn,mirko314/huginn,TildeWill/huginn,purposeindustries/huginn,MOZGIII/huginn,AdrianoCahete/huginn,brianpetro/huginn,niravaga/huginn,albertsun/huginn,bencornelis/huginn,stephenanthony/huginn,bartoszkopinski/huginn,mikalauskas/huginn,madflow/huginn,pssaravanan/huginn,shirshendu/huginn,strugee/huginn,cpretzer/huginn,c24b/huginn,chrisgogreen/huginn,megaxox/huginn,Aluxian/huginn,wxdublin/huginn,angelabier1/huginn,run-project/huginn,whicheverpeady/huginn,badrul/huginn,shirshendu/huginn,pssaravanan/huginn,bencornelis/huginn,mikalauskas/huginn,dnjo/huginn-spotify-linker,KentFujii/huginn,andywenk/huginn,valeriosouza/huginn,vawen/huginn,armuk/huginn,offbyone/huginn,huginn/huginn,CodeHunter2006/huginn,satishgoda/huginn,duke-libraries/huginn,breandan/huginn,TildeWill/huginn,den53/huginn,younata/huginn,ianblenke/huginn,dobtco/huginn,jezcope/huginn,creativepsyco/huginn,MadBomber/huginn,pssaravanan/huginn,cpretzer/huginn,rasata/huginn,AdrianoCahete/huginn,kyroskoh/huginn,bencornelis/huginn,younata/huginn,naiyt/huginn,ianblenke/huginn,ahmadassaf/IFTTT-Plus,francxk/huginn,mirko314/huginn,mathias/huginn,flagsoft/huginn,toruta39/huginn,albertsun/huginn,run-project/huginn,marcusgadbem/huginn,azati/huginn,askl56/huginn,nuentes/huginn,CodeHunter2006/huginn,johnleeming/huginn,calio/huginn,darrencauthon/huginn,MadBomber/huginn,nuentes/huginn,VelocityGrowth/huginn,whicheverpeady/huginn,chrisgogreen/huginn,swimclan/huginn,dnjo/huginn,eugenesvk/huginn,satishgoda/huginn,materliu/huginn,ashmckenzie/huginn,kyroskoh/huginn,francxk/huginn,gautamkrishnar/huginn,stephenanthony/huginn,c24b/huginn,deanishe/huginn,flechaig/huginn,TildeWill/huginn,flagsoft/huginn,valeriosouza/huginn,ashmckenzie/huginn,brianpetro/huginn,materliu/huginn,den53/huginn,wxdublin/huginn,niravaga/huginn,strugee/huginn,badrul/huginn,materliu/huginn,run-project/huginn,kyroskoh/huginn,armuk/huginn,purposeindustries/huginn,dnjo/huginn,mathias/huginn,bartoszkopinski/huginn,chrisgogreen/huginn,offbyone/huginn,strugee/huginn,francxk/huginn,dobtco/huginn,bartoszkopinski/huginn,valeriosouza/huginn,AdrianoCahete/huginn,den53/huginn,askl56/huginn,offbyone/huginn,mindvalley/huginn,gautamkrishnar/huginn,albertsun/huginn,angelabier1/huginn,MOZGIII/huginn,breandan/huginn,virtadpt/huginn,MadBomber/huginn,rasata/huginn,dnjo/huginn,swimclan/huginn,toruta39/huginn,askl56/huginn,omniscopeio/huginn,deanishe/huginn,calio/huginn,shaunaa126/huginn,cantino/huginn,Aluxian/huginn,rasata/huginn,djolivier/huginn,deanishe/huginn,wxdublin/huginn,cantino/huginn,madflow/huginn,virtadpt/huginn,omniscopeio/huginn,ahmadassaf/IFTTT-Plus,creativepsyco/huginn,younata/huginn,huginn/huginn,cantonic/huginn,jezcope/huginn,marcusgadbem/huginn,KentFujii/huginn,azati/huginn,duke-libraries/huginn,djolivier/huginn,angelabier1/huginn,run-project/huginn,nuentes/huginn,andywenk/huginn,dsander/huginn,jezcope/huginn,badrul/huginn,dsander/huginn,Ishfal/huginn,ianblenke/huginn,shaunaa126/huginn,naiyt/huginn,vawen/huginn,swimclan/huginn,eugenesvk/huginn,mathias/huginn,madflow/huginn,niravaga/huginn,mikalauskas/huginn,VelocityGrowth/huginn,dnjo/huginn-spotify-linker,johnleeming/huginn,darrencauthon/huginn,johnleeming/huginn,VelocityGrowth/huginn,stephenanthony/huginn,darrencauthon/huginn,dobtco/huginn,duke-libraries/huginn,armuk/huginn,dsander/huginn,ashmckenzie/huginn,ahmadassaf/IFTTT-Plus,azati/huginn,gautamkrishnar/huginn,andywenk/huginn,Ishfal/huginn,naiyt/huginn,purposeindustries/huginn,flechaig/huginn,cantino/huginn,c24b/huginn,mindvalley/huginn,shirshendu/huginn,MOZGIII/huginn,mindvalley/huginn,djolivier/huginn,marcusgadbem/huginn,virtadpt/huginn,megaxox/huginn,megaxox/huginn,mirko314/huginn,CodeHunter2006/huginn,creativepsyco/huginn,cantonic/huginn,omniscopeio/huginn