* Implement CoinPair class with access to the following API in object-oriented manner: * Get current price for this pair * Get historical daily, hourly, minutely OHLCV data
0.2.0
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* Implement wrappers for API calls: * Get historical daily OHLCV data * Get prices of multiple coins, single API call
0.1.0
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* Implement wrappers for API calls: * Get list of available coins * Get price for single coin into list of coins and fiat currencies * Get historical OHLCV data in two time scales: * minutes * hours * Implement Coin class with access to the following API in object-oriented manner: * List available coins * Single conversion price