feat(hooks): print newline after gulp tasks have finished

lib/cli.js

@@ -139,7 +139,7 @@ function runWithGulp(argv, taskInstance){
       console.error('Do you need to run `npm install`?\n');
       process.exit(1);
     }
-    logEvents(gulp);
+    logEvents(gulp, [beforeHook, afterHook]);
 
     if (gulp.tasks[beforeHook]) {
       console.info('\nRunning \'' + beforeHook + '\' Gulp task before ' + cmdName);
@@ -207,7 +207,7 @@ function loadGulpfile(){
   return false;
 }
 
-function logEvents(gulpInst) {
+function logEvents(gulpInst, finalTaskNames) {
   gulpInst.on('task_start', function(e) {
     // TODO: batch these
     // so when 5 tasks start at once it only logs one time with all 5
@@ -220,6 +220,9 @@ function logEvents(gulpInst) {
       'Finished', '\'' + chalk.cyan(e.task) + '\'',
       'after', chalk.magenta(time)
     );
+    if (finalTaskNames.indexOf(e.task) > -1) {
+      console.log();
+    }
   });
 
   gulpInst.on('task_err', function(e) {