More DOCTYPE-related fixes.
More DOCTYPE-related fixes.

simplegeo/polymaps,Andrey-Pavlov/polymaps,shkfnly/mapsense.js,RavishankarDuMCA10/mapsense.js,gimlids/mapsense.js,manueltimita/mapsense.js,AndBicScadMedia/polymaps,mapsense/mapsense.js,cksachdev/mapsense.js,sfchronicle/mapsense.js,dillan/mapsense.js,mbostock/polymaps,Laurian/mapsense.js,Cherchercher/polymaps,makinacorpus/polymaps,Andrey-Pavlov/polymaps