Merge tag '3.0.rc1' into develop

3.0.rc1
Fix broken demo project

What the heck did happen?
Do not localize debugging tools

Most programmers speak English after all
Add mssing files
Add missing translations
Add information about binding to primitive types
Remove forgotten FIXME
Add "Bindings in practice" section
Remove invalid bootstrap entries
Rename method
Fix implementation to support arbitrary collections
Remove error checking, not needed
Remove unnecessary method
Remove useless localization macros
Extract code not directly related to target resolution
Improve type checking

This avoids incorrectly connecting fields through a property when no transformer is involved
Add example for incorrect non-easy to detect type. Fix crash
Add readonly property for type-checking
Add support for missing types. Add support for structs
Add demo for input bound to a CGPoint field