Yb mobile client

This mobile client provides all the necessary user functions to work with the Yobit.net exchange.

List of features:
1. View public information such as:
- All currencies traded on the Exchange
- Real-time display of data on pairs (current price, trading volume, indicators for 24 hours, percent change, open/closed orders)

2. Functionality of the Exchange users:
- View Balance
- All currencies are translated into the currency selected by the user-monitoring of the user's balance on time and the withdrawal of the change percentage
- Sale/purchase of currency on the exchange
- Real-time notification of transactions

3. Interface:
- Add pairs to favorites-4-digit PIN
- Search by balances and pairs
- The application is translated into Russian, English and Chinese languages.
- Ability to select the currency in which all other currencies will be recalculated and summed up.
- The design of the application is made in minimalist design.

Recent changes:
- Subscription dialog added
- App have optimized