Add pip folder to ignore list

Change-Id: I26da80b9e09774b9940d382a32cf69e75c61a527
diff --git a/.gitignore b/.gitignore
index 0c22c6b..380eacf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,6 +8,7 @@
 local.sh
 files/*.gz
 files/images
+files/pip-*
 stack-screenrc
 *.pem
 accrc