Ignore *.iml files in git

Change-Id: Iff5c2ed76dd9d5be6228a5ad5de7e4efa94063ff
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..bff2d76
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+*.iml