Added norm() function as requested on Google Group: http://groups.google.com/group/processingjs/browse_thread/thread/b843f5f28d1c2509 Very useful.
Added norm() function as requested on Google Group: http://groups.google.com/group/processingjs/browse_thread/thread/b843f5f28d1c2509
Very useful.

Signed-off-by: John Resig <4fe5c7155cbd2f81ef2590764d1a32bc72844862@gmail.com>
jeresig/processing-js,guazipi/processing-js,edsfault/Edsfault-processing.js,jeresig/processing-js,edsfault/Edsfault-processing.js,corbanbrook/processing-js,annasob/processing-js,corbanbrook/processing-js,kevinb7/processing-js,baiyanghese/processing-js,annasob/processing-js,edsfault/Edsfault-processing.js,jaredly/processing-js,corbanbrook/processing-js,guazipi/processing-js,dhodgin/processing-js,jaredly/processing-js,kevinb7/processing-js,dhodgin/processing-js,baiyanghese/processing-js,annasob/processing-js