add build status into README

.travis.yml

@@ -1,4 +1,3 @@
 language: node_js
-sudo: false
 node_js:
   - 4

README.md

@@ -1,36 +1,38 @@
-# lesspass
-lesspass is like keepass without the need to persist passwords
-
-## requirements
-
-  * node v4.2.x LTS
-
-## try lesspass
-
-clone application:
-
-    git clone https://github.com/guillaumevincent/lesspass.git
-
-move inside lesspass folder
-
-    cd lesspass
-
-install dependencies
-
-    npm install
-
-start application
-
-    npm start
-
-open the application in a browser: [http://localhost:5000](http://localhost:5000)
-
-## contribute
-
-### run tests
-
-    npm run test
-
-### build for production
-
+[![Build Status](https://travis-ci.org/guillaumevincent/lesspass.svg?branch=master)](https://travis-ci.org/guillaumevincent/lesspass)
+
+# lesspass
+lesspass is like keepass without the need to persist passwords
+
+## requirements
+
+  * node v4.2.x LTS
+
+## try lesspass
+
+clone application:
+
+    git clone https://github.com/guillaumevincent/lesspass.git
+
+move inside lesspass folder
+
+    cd lesspass
+
+install dependencies
+
+    npm install
+
+start application
+
+    npm start
+
+open the application in a browser: [http://localhost:5000](http://localhost:5000)
+
+## contribute
+
+### run tests
+
+    npm run test
+
+### build for production
+
     npm run build:production