Removes extraneous line from animation.
Gives app primary and accent colors.
Changes background color and sub interval text color.

Background color is now white while I figure out the rest of the colors.
The sub interval timer needed to change too because it was white.
Gives app primary dark color for status bar.
Turns current_player TextView into a CardView
Adds the rest of the team to the layout.

Converts the relative layout to a table layout and adds the other seven
players. I have also changed the default player name to "Steven G." to
reduce the width.