Added sequential version

sequential/Makefile

@@ -0,0 +1,12 @@
+CC=gcc
+CFLAGS=-Wall -lm -std=c99
+
+all: config jacobi_sequential.c
+	${CC} ${CFLAGS} config.o jacobi_sequential.c -o jacobi.out
+
+config: ../config/config.c
+	${CC} -c ${CFLAGS} ../config/config.c
+
+.PHONY: clean
+clean:
+	rm -f *.out *.o