Mention you need to .bind when Promisifying library
Otherwise it won't work!
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README.md
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README.md
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@ -25,6 +25,16 @@ Require the library and initialize it with your account key:
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var Bing = require('node-bing-api')({ accKey: "your-account-key" });
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```
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## Promises
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This API provdes callbacks by default, but users of node 8 and newer can make th library return Promises with `util.promisify()`. For example, to use `Bing.web`:
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```js
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var util = require('util'),
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Bing = require('node-bing-api')({ accKey: 'someKey' }),
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searchBing = util.promisify(Bing.web.bind(Bing));
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```
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#### Web Search (same as Composite):
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```js
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