Atanas Doychinov

Use fragments instead of activities

1

It could be created another module of this nice library which uses fragments instead of activities. Here AppIntro is changed to be a fragment.

**URL** The RESTful API: `/v3/quotes/{stockTicker}` doesn't return the same `sip_timestamp `as it is inside the flat file from the AWS. Here is an example: url from the API: `https://api.polygon.io/v3/quotes/MSFT?timestamp=2023-03-28&order=asc&limit=100&apiKey=API_KEY` part...