hubot question - Searches Wolfram Alpha for the answer to the question
$3
1. cd into your hubot directory, run npm install --save hubot-wolfram to add a dependency into package.json. 2. Add "hubot-wolfram" to your external-scripts.json file. 3. Request a WolframAlpha APP_ID 4. Put your APP_ID in the environment variable HUBOT_WOLFRAM_APPID. 5. Restart Hubot.