CC-4471: Library -> Remove extra top margin in playlist builder

-done

airtime_mvc/application/views/scripts/playlist/playlist.phtml

@@ -4,7 +4,7 @@ if (isset($this->obj)) {
     $count = count($contents);
 }
 ?>
-<div class="btn-toolbar clearfix">
+<div class="btn-toolbar spl-no-top-margin clearfix">
     <div class="btn-group pull-left">
         <button id="spl_new" class="btn dropdown-toggle" data-toggle="dropdown" aria-disabled="false">
             New <span class="caret"></span>

airtime_mvc/application/views/scripts/playlist/smart-block.phtml

@@ -4,7 +4,7 @@ if (isset($this->obj)) {
     $count = count($contents);
 }
 ?>
-<div class="btn-toolbar clearfix">
+<div class="btn-toolbar spl-no-top-margin clearfix">
     <div class="btn-group pull-left">
         <button id="spl_new" class="btn dropdown-toggle" data-toggle='dropdown' aria-disabled="false">
             New <span class="caret"></span>

airtime_mvc/application/views/scripts/webstream/webstream.phtml

@@ -1,4 +1,4 @@
-<div class="btn-toolbar clearfix">
+<div class="btn-toolbar spl-no-top-margin clearfix">
     <div class="btn-group pull-left">
         <button id="ws_new" class="btn dropdown-toggle" data-toggle="dropdown" aria-disabled="false">
             New <span class="caret"></span>

airtime_mvc/public/css/playlist_builder.css

@@ -56,6 +56,10 @@
     
 }
 
+.spl-no-top-margin {
+    margin-top: 0px !important;
+}
+
 .ui-icon-closethick {
     margin-top: 7px;
 }