Intermediate refactoring #1

Code changes

• Updated README.md documentation;
• Code cleanup by .editorconfig & code style;
• Migration from ASP.NET Core 3.1 to 5.0.

Product implementation

Code changes

• Created Masny.ShortLink solution;
• Implemented project: Bot.

Other activities

• During development, the .NET Core 3.1 SDK and VisualStudio 16.5.3 were used.