update gulp, remove extra css files

gulp running sass, less before webpack
removed all extra css which is not required now

gulp/development.js

@@ -106,7 +106,7 @@ myDevConfig.devtool = 'sourcemap'
 myDevConfig.debug = true
 // create a single instance of the compiler to allow caching
 var devCompiler = webpack(myDevConfig)
-gulp.task('webpack:build-dev', function (callback) {
+gulp.task('webpack:build-dev', ['sass', 'less'], function (callback) {
   // run webpack
   devCompiler.run(function (err, stats) {
     if (err) throw new gutil.PluginError('webpack:build-dev', err)

packages/custom/meanStarter/public/assets/css/common.css

@@ -1,47 +1,6 @@
-.page-header {
-    padding-bottom: 0 !important;
-    margin: 0 !important;
-    border-bottom: 0 !important;
+.MEAN-logo {
+  content: url('/meanStarter/assets/img/logo.png');
+  height: 100%;
+  width: 2.5%;
+  margin-right: 0.5em;
 }
-.page-header .navbar-nav {
-    float: right;
-}
-.page-header > div > div, .page-header > div > ul {
-    display: inline-block;
-}
-.text-edit {
-    float: right; 
-    margin-top: 12px;
-}
-.account {
-    text-align:right;
-}
-.account > div, .account > ul {
-    text-align: left;
-}
-.navbar .nav > li > a.brand {
-    padding-left: 20px;
-    margin-left: 0
-}
-.content {
-    margin-top: 70px;
-    width: 100%
-}
-footer {
-	position: fixed;
-	left: 0;
-	bottom: 0;
-	height: 30px;
-	width: 100%;
-	background: #ddd;
-	-webkit-box-shadow: 0 8px 6px 6px black;
-	-moz-box-shadow: 0 8px 6px 6px black;
-	box-shadow: 0 8px 6px 6px black
-}
-footer p {
-	padding: 5px 0 12px 10px
-}
-
-.featuredpic img{
-  width:510px;
-}