Please add an example for QLearning Class.

TODO (optional): I am trying to use QLearning to predict a financial security's price based on observations of Order Flow Imbalances, Book Ratios, and price trends with different levels of volatility.

Help Topic: http://accord-framework.net/docs/html/T_Accord_MachineLearning_QLearning.htm