Speed up compilation with make -j parameter. Patch by lmoureaux.
Speed up compilation with make -j parameter. Patch by lmoureaux.

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