fix indentation introduced by the latest merge. also move test_arm_regression.c into suite/arm/ and add Makefile for it
diff --git a/.gitignore b/.gitignore
index cc6a940..8d905f4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -72,3 +72,7 @@
 *.opensdf
 *.suo
 *.user
+
+# suite/
+test_arm_regression
+test_arm_regression.o