New utilities and types

Features:

• New types added: ToStringableObject, BaseRoute, RouteDirty, RoutesDirty
• New utilities: getRouterNode, getRouterPaths
• New utility arguments: navigateTo now receives ToStringableObject type for path argument (alongside with string type)

Imports, exports, README

Fixes:

• fixed imports and export to provide smooth interaction with the library
• fixed types usage in README.md

Types

Fixes:

• fixed types mess, which prevented from normal types usage in projects