Reworked unit tests for machine and renamed test_programs directory

test/Makefile

@@ -0,0 +1,21 @@
+TOPDIR=.
+include $(TOPDIR)/Makefile.config
+
+# 
+# Main targets
+#
+dumps:
+	$(MAKE) dumps -C riscv_instructions/
+	mkdir -p ${TOPDIR}/target/dumps/
+	find . -name '*.dump' -exec mv {} ${TOPDIR}/target/dumps/ \;
+
+user_lib:
+	$(MAKE) -C userlib/
+
+tests: user_lib
+	$(MAKE) tests -C riscv_instructions/
+	mkdir -p ${TOPDIR}/target/guac/
+	find . -name '*.guac' -exec mv {} ${TOPDIR}/target/guac/ \;
+
+clean:
+	rm -rf $(TOPDIR)/target