Add ability to stop broadcast

Sometimes you just wanna send data to only one client, not the whole
bunch. Now, with new advances in gun technology, you can disable the
default broadcasting behavior.
Feature implemented under the direction and guidance of @amark.

lib/wsp.js

@@ -17,7 +17,7 @@
 					if(msg && msg.headers){ delete msg.headers['ws-rid'] }
 					// TODO: BUG? ^ What if other peers want to ack? Do they use the ws-rid or a gun declared id?
 					try{ws.send(Gun.text.ify(msg));
-					}catch(e){} // juuuust in case. 
+					}catch(e){} // juuuust in case.
 				});
 				gun.wsp.wire(req, res);
 			});
@@ -104,7 +104,7 @@
 					Gun.obj.del(gun.wsp.msg.debounce, id);
 				});
 			},500);
-			if(id = gun.wsp.msg.debounce[id]){ 
+			if(id = gun.wsp.msg.debounce[id]){
 				return gun.wsp.msg.debounce[id] = Gun.time.is(), id;
 			}
 		};
@@ -113,9 +113,11 @@
 			// all streams, technically PATCH but implemented as PUT or POST, are forwarded to other trusted peers
 			// except for the ones that are listed in the message as having already been sending to.
 			// all states, implemented with GET, are replied to the source that asked for it.
-			function flow(req, res){
-				gun.wsp.on('network').emit(Gun.obj.copy(req));
-				if(req.headers.rid){ return } // no need to process.
+			function flow(req, res){
+				if (!req.auth || req.headers.broadcast) {
+					gun.wsp.on('network').emit(Gun.obj.copy(req));
+				}
+				if(req.headers.rid){ return } // no need to process.
 				if(Gun.is.lex(req.body)){ return tran.get(req, res) }
 				else { return tran.put(req, res) }
 			}
@@ -159,7 +161,7 @@
 						if(opt.on && opt.on.off){ opt.on.off() }
 						return cb({headers: reply.headers, body: (err? (err.err? err : {err: err || "Unknown error."}) : null)});
 					}
-					if(Gun.obj.empty(node)){ 
+					if(Gun.obj.empty(node)){
 						if(opt.on && opt.on.off){ opt.on.off() }
 						return cb({headers: reply.headers, body: node});
 					} // we're out of stuff!
@@ -191,7 +193,7 @@
 				// This will give you much more fine-grain control over security, transactions, and what not.
 				var reply = {headers: {'Content-Type': tran.json, rid: req.headers.id, id: gun.wsp.msg()}};
 				if(!req.body){ return cb({headers: reply.headers, body: {err: "No body"}}) }
-				//Gun.log("\n\ntran.put ----------------->", req.body);					
+				//Gun.log("\n\ntran.put ----------------->", req.body);
 				if(Gun.is.graph(req.body)){
 					if(req.err = Gun.union(gun, req.body, function(err, ctx){ // TODO: BUG? Probably should give me ctx.graph
 						if(err){ return cb({headers: reply.headers, body: {err: err || "Union failed."}}) }
@@ -270,4 +272,4 @@
 		gun.__.opt.wire = driver;
 		gun.opt({wire: driver}, true);
 	});
-}({}));
+}({}));