Adjust based on previous Terasology refactoring.
Remove unused WorldBiomeProvider.  Expose the facet data directly instead of individual humidity and temperature.
Merge branch 'master' of https://github.com/Josharias/Cities

Conflicts:
	src/main/java/org/terasology/cities/BoundaryGenerator.java
	src/main/java/org/terasology/cities/CityTerrainGenerator.java
	src/main/java/org/terasology/cities/FloraGeneratorFast.java
	src/main/java/org/terasology/cities/HeightMapTerrainGenerator.java
	src/main/java/org/terasology/cities/heightmap/NoiseHeightMap.java