Added video streaming and sample file

Added bigbuck.mp4, the sample file
Install nodemon module for streaming
Modified  index.html to contain the video, and changed the title
Modified index.js to add /video dir for the video streaming

node_modules/concat-map/.travis.yml

@@ -0,0 +1,4 @@
+language: node_js
+node_js:
+  - 0.4
+  - 0.6