Update README.md

Author: jjw24

README.md

@@ -1,8 +1,10 @@
 Flow.Launcher.Plugin.Everything
 =====================
 
-This is the repo for the Flow.Launcher's Everything plugin. This plugin has been extracted out of Flow Launcher as its core functionalities have been replaced by Explorer plugin.
+This is the repo for Flow Launcher's Everything plugin.
+
+To use this plugin, type `pm install everything` from [Flow Launcher](https://github.com/flow-launcher/flow.launcher).
 
 **Dependency:**
 
-Requires Everything service(automatically installed) version 1.4.1 or higher
+Requires Everything service (automatically installed) version 1.4.1 or higher