Update version number to v0.8.0

Author: MilesCranmer

config.mk

@@ -28,7 +28,7 @@ endif
 BIFROST_NAME          = bifrost
 LIBBIFROST_NAME       = lib$(BIFROST_NAME)
 LIBBIFROST_MAJOR      = 0
-LIBBIFROST_MINOR      = 7
+LIBBIFROST_MINOR      = 8
 LIBBIFROST_PATCH      = 0
 LIBBIFROST_SO         = $(LIBBIFROST_NAME)$(SO_EXT)
 LIBBIFROST_SO_MAJ     = $(LIBBIFROST_SO).$(LIBBIFROST_MAJOR)