Simple tests to check https://www.metaweather.com/api/ written in node.js + chackram + mocha

Instructions for running:

1. Clone repository
2. You should have node.js and npm installed
   For mac:
   brew install node
   For linux:
   sudo apt-get install nodejs
3. After node.js is installed install yarn npm install yarn
4. Execute yarn in cloned directory
5. Execute npm test in cloned directory