build: include localconf everywhere

Overriding makeflags did not work from localconf in the src, lib, or
test directories.

Signed-off-by: Zygo Blaxell <bees@furryterror.org>

lib/Makefile

@@ -21,6 +21,7 @@ CRUCIBLE_OBJS = \
 	uuid.o \
 
 include ../makeflags
+-include ../localconf
 include ../Defines.mk
 
 BEES_LDFLAGS = $(LDFLAGS)