[#490] - Make user URLs so that they never give urls with underscores
[#490] - Make user URLs so that they never give urls with underscores

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