Add time series data - stock market
## Adding a Time Series Dataset
- **Name:** 2min ticker data for stock market 
- **Description:** 8 stocks' data collected for 1month post ukraine-russia war. 4 NSE stocks and 4 NASDAQ stocks. Along with technical indicators (additional features) as shown in below image
- **Data:** Collected by myself from investing.com
- **Motivation:** Test applicability of transformer based model on stock market / time series problem

![image](https://user-images.githubusercontent.com/45640029/161904077-52fe97cb-3720-4e3f-98ee-7f6720a056e2.png)