.gitignore: add file

Signed-off-by: Nicolas Dechesne <nicolas.dechesne@linaro.org>
Change-Id: Ie0d87b67bf050c41c72b26c88a095a964aa8f89e
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ae3ff62
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+/out/
+/basefiles/