restore makefile

Former-commit-id: b4957ea303579965809c06fd4716f0387d71a946

build/Makefile_cgal

@@ -6,7 +6,6 @@ debug: libiglcgal
 include Makefile.conf
 all: CFLAGS += -O3 -DNDEBUG 
 debug: CFLAGS += -g -Wall -Werror
-CFLAGS += -ferror-limit=1
 
 .PHONY: libcgal
 libiglcgal: obj ../lib/libiglcgal.a