User Interface and usability improvements

Fixed abnormal termination on Open Order details page.
Small usability and UI improvements.

Minor UI improvements
Added Spanish UI language

Optimized for new iPhone 12 screen sizes and iOS 14

This version contain a lot of UI improvements
Token price precision changes dynamically according to price value
Price chart presentation improved to better reflect changes during specified period
Unnecessary artifacts removed from chart view

Today Widget displaying "Favorites" list has been added
Deleting symbols from application's "Favorites" list has been fixed

Optimized for iOS 13
Fixed candle chart presentation
Fixed symbol search issue in iOS 13

Market View can be sorted now by Symbol Name, Price, Volume and Change percent.
Small UI improvements in different places.