requestsMonitor: pass "recv" and "send" events to npm layer

Resolves #559

core/modules/requestsMonitor/requestsMonitor.js

@@ -94,7 +94,7 @@ exports.module = function(phantomas) {
 
 		phantomas.log('req: <%s>', entry.url);
 
-		phantomas.emitInternal('send', entry, res); // @desc request has been sent
+		phantomas.emit('send', entry, res); // @desc request has been sent
 	});
 
 	phantomas.on('onResourceReceived', function(res) {
@@ -320,11 +320,11 @@ exports.module = function(phantomas) {
 				}
 
 				if (entry.isBase64) {
-					phantomas.emitInternal('base64recv', entry, res); // @desc base64-encoded "response" has been received
+					phantomas.emit('base64recv', entry, res); // @desc base64-encoded "response" has been received
 				}
 				else {
 					phantomas.log('recv: HTTP %d <%s> [%s]', entry.status, entry.url, entry.contentType);
-					phantomas.emitInternal('recv' , entry, res); // @desc response has been received
+					phantomas.emit('recv' , entry, res); // @desc response has been received
 				}
 				break;
 		}

examples/promise.js

@@ -10,7 +10,8 @@ console.log('phantomas v%s loaded from %s', phantomas.version, phantomas.path);
 
 run = phantomas('http://google.is', {
 	'analyze-css': true,
-	'assert-requests': 1
+	'assert-requests': 1,
+	engine: 'webkit2'
 });
 
 console.log('Running phantomas: pid %d', run.pid);
@@ -39,6 +40,10 @@ run.on('milestone', function(milestone) {
 	console.log('Milestone reached: %s', milestone);
 });
 
+run.on('recv', function(response) {
+	console.log('Response #%d: %s %s [HTTP %d]', response.id, response.method, response.url, response.status);
+});
+
 // including the custom once emitted by phantomas modules
 run.on('domQuery', function(type, query) {
 	console.log('DOM query by %s - "%s"', type, query);