Simplify sample project
Removed bold style from action button.

The spec defines the action button to be Roboto Medium, however "bold" is
heavier than Roboto Medium for API < 21. Therefore the action button should just
be regular on API < 21.
Fixed the min/max width and offset for the tablet layout.
Merge pull request #33 from SteadfastInnovation/feature/tablet_layout_fix

Fixed the min/max width and offset for the tablet layout.
Merge pull request #32 from SteadfastInnovation/feature/action_style_fix

Removed bold style from action button.
Merge pull request #26 from egor-n/patch-1

Simplify sample project
wording change