docs: function readRawBody(req,res,rawBodyCallback,callbackScope) {
  
  	if ( typeof req._body !== 'undefined' && req._body ) { 
  		rawBodyCallback.call(callbackScope,req,res);
  	} else {
  		req.rawBody = '';
  	  	req.setEncoding('utf8');
  
  	  	req.on('data', function(chunk) { 
  	    	req.rawBody += chunk;
  	  	});
  
  	  	req.on('end', function() {
  	    	rawBodyCallback.call(callbackScope,req,res);
  	  	});
  	}
  	
  }