Prevent binaries from being checked in

Change-Id: I394d96943e63d18008f2deba25f22220746f5745
Issue-ID: INT-671
Signed-off-by: Gary Wu <gary.i.wu@huawei.com>
diff --git a/.gitignore b/.gitignore
index 2bc829e..674baf5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,6 +11,10 @@
 env.properties
 .vagrant
 /archives/
+*.jar
+*.zip
+*.tar
+*.gz
 *.log
 .vagrant
 *~