fix(gulp): don't error on missing hooks

Author: tlancina

lib/cli.js

@@ -209,13 +209,13 @@ function logEvents(gulpInst) {
     gutil.log(msg);
   });
 
-  gulpInst.on('task_not_found', function(err) {
-    gutil.log(
-      chalk.red('Task \'' + err.task + '\' is not in your gulpfile')
-    );
-    gutil.log('Please check the documentation for proper gulpfile formatting');
-    process.exit(1);
-  });
+  // gulpInst.on('task_not_found', function(err) {
+  //   gutil.log(
+  //     chalk.red('Task \'' + err.task + '\' is not in your gulpfile')
+  //   );
+  //   gutil.log('Please check the documentation for proper gulpfile formatting');
+  //   process.exit(1);
+  // });
 }
 
 Cli.getBooleanOptionsForTask = function getBooleanOptionsForTask(task) {