Seniment URL is hard-coded

[nnja]

Sentiment URL is hardcoded to http://msbuildsentiment.azurewebsites.net/

See:

python-sample-tweeterapp/tweeter/src/components/Tweets.js

Lines 18 to 22 in f16507c

	async getSentiment() {
	const response = await fetch('http://msbuildsentiment.azurewebsites.net/' + this.props.message);
	const text = await response.text()
	this.setState({sentiment: text})
	}