APP zip package placed in lib now can be unzip into vendor

APP zip package placed in lib now can be unzip into vendor,however
server can not restart

vendor/plugins/NewBlog/app/assets/stylesheets/NewBlog/application.css

@@ -1,7 +0,0 @@
-/*
- *This is a manifest file that'll automatically include all the stylesheets available in this directory
- *and any sub-directories. You're free to add application-wide styles to this file and they'll appear at
- *the top of the compiled file, but it's generally better to create a new file per style scope.
- *= require_self
- *= require_tree . 
-*/

vendor/plugins/NewBlog/app/assets/stylesheets/NewBlog/production.css

@@ -1,21 +0,0 @@
-.preview h2 {
-  font-size: large;
-  background-color: red;
-  }
-
-.production h2 {
-  font-size: large;
-  background-color: green;
-  }
-
-.widget_index {
-	width: 200px;
-	height: 120px;
-	border: solid;
-}
-
-.widget_latest_post{
-	width: 200px;
-	height: 120px;
-	border: solid;
-}