* Add Average Daily Range indicator and tests
- Implemented AverageDailyRange indicator
- The indicator uses a Simple Moving Average (SMA)
- Created unit tests for the indicator
- Includes example input data and test file (spy_adr.csv)
* Refactor AverageDailyRange Indicator
- Renamed AverageDailyRange to AverageRage for a more generic approach
- Replaced explicit types with 'var'
- Updated method name in test cases
- Placed AR method in the correct alphabetical order
* Solving minor issues with AR indicator
- Replace TradeBar with IBaseDataBar
- Remove unnecessary override methods