Nublo

[Documentation on the templates](https://badoo.github.io/MVICore/extras/templategeneratorplugin/) Proposes to download `MVICoreFileTemplates.jar` from https://github.com/badoo/MVICore/blob/master/plugin/MVICoreFileTemplates.jar?raw=true. I can see that templates plugin can be found here: https://github.com/badoo/MVICore/blob/master/plugins/MVICoreFileTemplates.jar We need to update link

1. Move `Scene` class to separate file. 2. Move all magic numbers to separate storage with constants. 3. Move `Seat` class and listeners to separate subpackage. Move `Zone` and listeners...

Programmer should have ability for adding text information on seat area block(for example: dancing zone). It should be drawn horizontally by default and centered. If it is not enough space...

Currently the restriction of 58x58 scene is presented. So for saving ability of creating larger schemаs next idea is presented. Scheme can have areas of seats which are shown like...