[#967] Need to properly escapse markupin text field value.
[#967] Need to properly escapse markupin text field value.

And, as autoescaping is enabled, need to force escaping.

lym/allura-git,apache/incubator-allura,apache/incubator-allura,leotrubach/sourceforge-allura,apache/allura,heiths/allura,leotrubach/sourceforge-allura,apache/incubator-allura,heiths/allura,apache/allura,leotrubach/sourceforge-allura,apache/incubator-allura,Bitergia/allura,Bitergia/allura,apache/allura,Bitergia/allura,heiths/allura,apache/allura,lym/allura-git,lym/allura-git,leotrubach/sourceforge-allura,lym/allura-git,heiths/allura,Bitergia/allura,lym/allura-git,Bitergia/allura,apache/allura,heiths/allura