[folder structure] src/plugins -> src/core_plugins

Gruntfile.js

@@ -10,7 +10,7 @@ module.exports = function (grunt) {
     root: __dirname,
     src: __dirname + '/src',
     buildDir: __dirname + '/build', // temporary build directory
-    plugins: __dirname + '/src/plugins',
+    plugins: __dirname + '/src/core_plugins',
     server: __dirname + '/src/server',
     target: __dirname + '/target', // location of the compressed build targets
     testUtilsDir: __dirname + '/src/test_utils',

src/cli/serve/serve.js

@@ -93,7 +93,7 @@ module.exports = function (program) {
     pluginDirCollector,
     [
       fromRoot('plugins'),
-      fromRoot('src/plugins')
+      fromRoot('src/core_plugins')
     ]
   )
   .option(

src/cli_plugin/install/kibana.js

@@ -35,7 +35,7 @@ export async function rebuildCache(settings, logger) {
       },
       plugins: {
         initialize: false,
-        scanDirs: [settings.pluginDir, fromRoot('src/plugins')]
+        scanDirs: [settings.pluginDir, fromRoot('src/core_plugins')]
       }
     }
   );