Add eclipse-out to .gitignore

Change-Id: I4fc8bf01bad037fe6199fe1dba933a13d2f90a57

.gitignore

diff --git a/.gitignore b/.gitignore
index 16ed26a..cabf34f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@
 /.settings
 /bazel-*
 .DS_Store
+/eclipse-out