feature/Setting 'name-prefix' was made optional

feature/Class field was added to all Gui\Fields, code coverage was a

little bit rised

feature/All variables names were converted to camelCase

feature/Router refactoring

feature/Round braces were removed from the whole code

bugfix/Removed unnecessary require_once

bugfix/TemplateEngine fix

feature/content-service-model was removed

bugfix/Mezon class was fixed once again (

feature/Unnecessary defines were removed