Octobot-backtesting

Updated
- BacktestingApi Add initialize_and_run_data_collector
- BacktestingApi Add is_data_collector_in_progress
- BacktestingApi Add get_data_collector_progress
- BacktestingApi Add is_data_collector_finished
- ExchangeDataCollector Add progression info
- DataCollector Add collection status (started, finished)

Updated
- bump requirements

Fixed
- ExchangeDataCollector cython typing

Updated
- ExchangeDataCollector add start and end timestamp for collecting data

Updated
- bump requirements

Added
- Timestamp to data_file description