Updated directory structure in README

README

@@ -16,4 +16,11 @@ repository root
 |  |- css/			CSS files for the design proposal
 |  `- images/			Images for the design proposal
 `- graphics/			Original source files for images (.xcf, .svg, ...) and CSS3 shadows (.txt).
-
+`- frontend/			Code for the frontend (this is the actual panel)
+|  |- classes/			Contains all class definitions
+|  |- cphp/			Contains the CPHP framework
+|  |  ` components/		Contains additional CPHP components
+|  |- includes/			Contains all included/required files for the frontend
+|  |- locales/			Contains all CPHP locale files
+|  `- templates/		Contains all CPHP template files
+`- runhelper/			This directory contains the runhelper script for the slave nodes