Update Draftail link filtering to use a real whitelist
Update Draftail link filtering to use a real whitelist

timorieber/wagtail,zerolab/wagtail,jnns/wagtail,jnns/wagtail,mikedingjan/wagtail,thenewguy/wagtail,mikedingjan/wagtail,kaedroho/wagtail,timorieber/wagtail,gasman/wagtail,takeflight/wagtail,nimasmi/wagtail,nimasmi/wagtail,thenewguy/wagtail,nimasmi/wagtail,torchbox/wagtail,mikedingjan/wagtail,gasman/wagtail,rsalmaso/wagtail,FlipperPA/wagtail,jnns/wagtail,jnns/wagtail,takeflight/wagtail,wagtail/wagtail,gasman/wagtail,FlipperPA/wagtail,mixxorz/wagtail,takeflight/wagtail,thenewguy/wagtail,rsalmaso/wagtail,wagtail/wagtail,gasman/wagtail,kaedroho/wagtail,wagtail/wagtail,nimasmi/wagtail,zerolab/wagtail,rsalmaso/wagtail,zerolab/wagtail,zerolab/wagtail,timorieber/wagtail,gasman/wagtail,rsalmaso/wagtail,nealtodd/wagtail,thenewguy/wagtail,wagtail/wagtail,zerolab/wagtail,mixxorz/wagtail,mixxorz/wagtail,kaedroho/wagtail,timorieber/wagtail,mixxorz/wagtail,kaedroho/wagtail,torchbox/wagtail,mixxorz/wagtail,torchbox/wagtail,nealtodd/wagtail,takeflight/wagtail,FlipperPA/wagtail,torchbox/wagtail,kaedroho/wagtail,FlipperPA/wagtail,rsalmaso/wagtail,mikedingjan/wagtail,nealtodd/wagtail,thenewguy/wagtail,nealtodd/wagtail,wagtail/wagtail