[evita] dom: Change to use camelCase.
[evita] dom: Introduce |Editor.v8Version| property.
[evita] dom: Change to use camelCase.
[evita] dom: Use ES6 features in "find_and_repalce_commands.js".
[evita] ui: Introduce |ui::Caret::Reset()| as replacement of |ui::Caret::MakeEmpty()|.