tweaked doc for the merge filter
tweaked doc for the merge filter

maartendekeizer/Twig,iKwinto/Twig,peterkokot/Twig,apishka/templater,nicolas-grekas/Twig,znerol/Twig,bocharsky-bw/Twig,robregonm/Twig,framewr/Twig,hason/Twig,maartendekeizer/Twig,craue/Twig,iKwinto/Twig,nicolas-grekas/Twig,markstory/Twig,twigphp/Twig,markstory/Twig,gamernetwork/Twig,Tobion/Twig,fsw/Twig,znerol/Twig,Rvanlaak/Twig,hason/Twig,huang53798584/Twig,moufmouf/Twig,Tobion/Twig,hhamon/Twig,huang53798584/Twig,moltin/Twig,peterkokot/Twig,robregonm/Twig,jamessingizi/Twig,huang53798584/Twig,twigphp/Twig,loi-chuanoi/Twig,moufmouf/Twig,andrerom/Twig,dkarvounaris/Twig,derickr/Twig,moltin/Twig,hhamon/Twig,bocharsky-bw/Twig,hhamon/Twig,jamessingizi/Twig,nicolas-grekas/Twig,apishka/templater,derickr/Twig,sstok/Twig,dkarvounaris/Twig,framewr/Twig,Rvanlaak/Twig,bocharsky-bw/Twig,gamernetwork/Twig,gamernetwork/Twig,gencer/Twig,nicolas-grekas/Twig,znerol/Twig,fsw/Twig,jamessingizi/Twig,hason/Twig,Rvanlaak/Twig,fsw/Twig,craue/Twig,gencer/Twig,Tobion/Twig,iKwinto/Twig,moufmouf/Twig,moltin/Twig,twigphp/Twig,derickr/Twig,dkarvounaris/Twig,robregonm/Twig,phansys/Twig,phansys/Twig,sstok/Twig,framewr/Twig,andrerom/Twig,nicolas-grekas/Twig