improve readme and installation instructions
fix git instructions
improve production instruction
add more tests
fix blank line
Merge pull request #14 from M6Web/improve-readme

improve readme and installation instructions
Merge pull request #15 from M6Web/improve-test

Add more tests
Merge branch 'master' into feature-reverse-table

Conflicts:
	test/spec/controllers/babitch.js
fix post issue when reverting the table