add readme

README.md

@@ -0,0 +1,45 @@
+# Glances website
+
+## Installation
+
+Install Bower :
+```
+npm install -g bower
+```
+
+Install Brunch :
+```
+npm install -g brunch
+```
+
+Install npm dependencies :
+```
+npm install
+```
+
+Install bower dependencies :
+```
+bower install
+```
+
+## Usage
+
+All development assets files are in the `app` directory and are automatically built/copied into `public` directory by Brunch.
+
+Run the following command before starting to code :
+```
+brunch watch
+```
+
+Or run this one for one shot build :
+```
+brunch build
+```
+
+## How to contribute ?
+
+In order to optimize css and js files for production, always run the following command before push :
+
+```
+brunch build -P
+```