Merge pull request #7 from babygau/master

- fixed a typo
Updated README, code sample with semi-colons.

Code examples ended in commas instead of semi-colons.  Fixed as it's distracting to look through when it's trying to illustrate variable declaration order.
Merge pull request #8 from misterdai/patch-1

Updated README, code sample with semi-colons.
Merge branch 'master' of https://github.com/babygau/node-style-guide