Add IO.open to allow attaching an existing IO object to a file.  Also now understands "-" as a filename meaning "standard input".
Add IO.open to allow attaching an existing IO object to a file.  Also now understands "-" as a filename meaning "standard input".

tbrowder/rakudo,rakudo/rakudo,azawawi/rakudo,samcv/rakudo,zostay/rakudo,raydiak/rakudo,labster/rakudo,Leont/rakudo,nbrown/rakudo,lucasbuchala/rakudo,pmurias/rakudo,Gnouc/rakudo,labster/rakudo,awwaiid/rakudo,samcv/rakudo,usev6/rakudo,sergot/rakudo,jonathanstowe/rakudo,tony-o/deb-rakudodaily,cygx/rakudo,pmurias/rakudo,ab5tract/rakudo,pmurias/rakudo,dwarring/rakudo,softmoth/rakudo,laben/rakudo,ugexe/rakudo,teodozjan/rakudo,paultcochrane/rakudo,sergot/rakudo,jonathanstowe/rakudo,tony-o/deb-rakudodaily,ungrim97/rakudo,LLFourn/rakudo,dwarring/rakudo,cygx/rakudo,sjn/rakudo,tony-o/rakudo,softmoth/rakudo,cognominal/rakudo,cygx/rakudo,salortiz/rakudo,dankogai/rakudo,MasterDuke17/rakudo,tony-o/rakudo,rakudo/rakudo,rakudo/rakudo,paultcochrane/rakudo,niner/rakudo,MasterDuke17/rakudo,Gnouc/rakudo,dankogai/rakudo,cognominal/rakudo,cygx/rakudo,paultcochrane/rakudo,awwaiid/rakudo,tony-o/rakudo,skids/rakudo,salortiz/rakudo,b2gills/rakudo,zostay/rakudo,ab5tract/rakudo,rakudo/rakudo,cygx/rakudo,tony-o/rakudo,dankogai/rakudo,tony-o/deb-rakudodaily,ugexe/rakudo,samcv/rakudo,LLFourn/rakudo,lucasbuchala/rakudo,niner/rakudo,ugexe/rakudo,tbrowder/rakudo,MasterDuke17/rakudo,samcv/rakudo,rjbs/rakudo,labster/rakudo,nbrown/rakudo,raydiak/rakudo,jonathanstowe/rakudo,nbrown/rakudo,sjn/rakudo,tony-o/deb-rakudodaily,salortiz/rakudo,paultcochrane/rakudo,dankogai/rakudo,ungrim97/rakudo,ugexe/rakudo,Leont/rakudo,LLFourn/rakudo,awwaiid/rakudo,ugexe/rakudo,lucasbuchala/rakudo,teodozjan/rakudo,sjn/rakudo,tony-o/deb-rakudodaily,tbrowder/rakudo,b2gills/rakudo,LLFourn/rakudo,Gnouc/rakudo,nbrown/rakudo,Gnouc/rakudo,tbrowder/rakudo,sjn/rakudo,sjn/rakudo,sergot/rakudo,ab5tract/rakudo,cognominal/rakudo,laben/rakudo,nbrown/rakudo,usev6/rakudo,b2gills/rakudo,labster/rakudo,jonathanstowe/rakudo,Leont/rakudo,zhuomingliang/rakudo,teodozjan/rakudo,tbrowder/rakudo,awwaiid/rakudo,retupmoca/rakudo,zhuomingliang/rakudo,rjbs/rakudo,raydiak/rakudo,zhuomingliang/rakudo,tony-o/deb-rakudodaily,skids/rakudo,teodozjan/rakudo,awwaiid/rakudo,skids/rakudo,raydiak/rakudo,Gnouc/rakudo,dankogai/rakudo,rjbs/rakudo,labster/rakudo,softmoth/rakudo,MasterDuke17/rakudo,nunorc/rakudo,usev6/rakudo,ab5tract/rakudo,tony-o/deb-rakudodaily,cognominal/rakudo,salortiz/rakudo,LLFourn/rakudo,pmurias/rakudo,b2gills/rakudo,retupmoca/rakudo,usev6/rakudo,nbrown/rakudo,ungrim97/rakudo,nunorc/rakudo,nunorc/rakudo,MasterDuke17/rakudo,tbrowder/rakudo,ungrim97/rakudo,azawawi/rakudo,lucasbuchala/rakudo,Gnouc/rakudo,skids/rakudo,jonathanstowe/rakudo,laben/rakudo,laben/rakudo,azawawi/rakudo,tony-o/rakudo,softmoth/rakudo,sergot/rakudo,zostay/rakudo,cognominal/rakudo,Leont/rakudo,azawawi/rakudo,labster/rakudo,zostay/rakudo,samcv/rakudo,salortiz/rakudo,ab5tract/rakudo,zhuomingliang/rakudo,niner/rakudo,usev6/rakudo,ungrim97/rakudo,dwarring/rakudo,rakudo/rakudo,rakudo/rakudo,b2gills/rakudo,retupmoca/rakudo,skids/rakudo,lucasbuchala/rakudo,retupmoca/rakudo,niner/rakudo,paultcochrane/rakudo,dwarring/rakudo,softmoth/rakudo,azawawi/rakudo,nunorc/rakudo,salortiz/rakudo,tony-o/rakudo,MasterDuke17/rakudo