Progress bar adjustments and fixes, subtext enhancements

Progress bar:
-Starts with 0
-Fills up after origin and destination are selected
-Rounded corners
-Spins when started without an origin or destination

Subtext:
-Start
-Pause
-Larger font
-Fixed jumping on flip
Eliminated the arriving soon state, fixed state confusion

State confusion:
After starting, pausing and resuming without an orig/dest. It would set
0 or 60 seconds on the clock and count down.