A Short Hike: Add four campfires locations

[nolddor]

Would be useful to have campfires locations within the map:

[nolddor]

@Voxelse does it make sense?

[JonathanDavidArndt]

Seems to make sense. Campfires are now part of an achievement.

Pull request created.

            {
                x: 3454.0,
                y: 1692.0,
                desc: "Campfire",
                ico: "campfire"
            }, {
                x: 1310.0,
                y: 707.0,
                desc: "Campfire",
                ico: "campfire"
            }, {
                x: 1220.0,
                y: 6173.0,
                desc: "Campfire",
                ico: "campfire"
            }, {
                x: 2895.0,
                y: 2948.0,
                desc: "Campfire",
                ico: "campfire"
            }, {
                x: 1919.0,
                y: 3010.0,
                desc: "Campfire<br>Hawk Peak",
                ico: "campfire"
            }, {
                x: 1748.0,
                y: 4289.0,
                desc: "Campfire<br>Hawk Peak Cave",
                ico: "campfire"
            }