Improved Libelle motion and spawning.
Fixed server crash upon blood extraction, again.
Fixed bug where only one configurable property could be changed using the evilcraft config command
Added support for configurable properties of type double
This should fix #23
Merge branch 'master' into version-1.7

Conflicts:
	build_number.properties
	src/main/java/evilcraft/entities/item/EntityBroomConfig.java