apply utf16-surrogate-pair.diff from http://code.google.com/p/mochiweb/issues/detail?id=35
apply utf16-surrogate-pair.diff from http://code.google.com/p/mochiweb/issues/detail?id=35

git-svn-id: 873206019493e617559b0c84a00ebf9b834e1e55@108 583d1f64-3c3e-0410-8459-0f15fcd77d59

clones/mochiweb,davidw/mochiweb,asceth/mochiweb