[JRO] Build new post with the messageboard's filter
[JRO] Build new post with the messageboard's filter

Otherwise it always defaults to markdown, which isn't always the case

prohippocoder/thredded,jvoss/thredded,thredded/thredded,jayroh/thredded,jvoss/thredded,jailalawat/thredded-0.0.5_clone,thredded/thredded,jayroh/thredded,thredded/thredded,jvoss/thredded,prohippocoder/thredded,prohippocoder/thredded,jayroh/thredded,jayroh/thredded,thredded/thredded,prohippocoder/thredded,jvoss/thredded,jailalawat/thredded-0.0.5_clone