Point to trade route documentation in city tab.
Point to trade route documentation in city tab.

Refer the player to the manual in the Traderoutes tab of cities without any
trade routes. This makes trade routes a bit more discoverable to new
players.

adaxi/freeciv-web,andreasrosdal/freeciv-web,adaxi/freeciv-web,andreasrosdal/freeciv-web,adaxi/freeciv-web,andreasrosdal/freeciv-web,adaxi/freeciv-web,andreasrosdal/freeciv-web,andreasrosdal/freeciv-web,adaxi/freeciv-web