updated readme.md

README.md

@@ -21,6 +21,25 @@ cd eth-netstats
 npm install
 ```
 
+##Build the resources
+NetStats features two versions: the full version and the lite version. In order to build the static files you have to run grunt tasks which will generate dist or dist-lite directories containing the js and css files, fonts and images.
+
+
+To build the full version run
+```bash
+grunt
+```
+
+To build the lite version run
+```bash
+grunt lite
+```
+
+If you want to build both versions run
+```bash
+grunt all
+```
+
 ##Run
 
 ```bash