fixed doc markup (closes #1106)
fixed doc markup (closes #1106)

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