- [elements] added new abstraction — `.a-nav`
- [elements] added `.text-base` class to allow fast invoking of base font-size
- [base] updated helpers: changed `margin--` and `padding--` naming; added new display classes
- [elements] updated media class names
- [elements] added `.nav--inline` to allow output of inlined anchors in nav element
- [base] added new optional naming for widths
- [elements] updated links behavior
- [elements] added ability to apply by default colors to headings
- [defaults] updated some variables namings