Add support for track Color & Width - Appearance

[DmitryAlexei]

Description

After syncing tracks Android > Web, they are displayed not as in mobile version of the app. Track line color and width on web do not differ from one track to another.
So it is proposed to add support of standard widths and track colors to web version.

Current

ToDo

Map

Track on map should be drawn using color and width from the track

• Support color from track
• Support width from track

Track context menu

• Add Appearance button (probably to AppBar)

Appearance screen

Color card
Use color and width from the track if available.

• Color

Width card

• Width

[dmpr0]

Related to #481