ignore generated man files

Ma Shimiao · Ma Shimiao · commit 1434e4ccae3d · 2017-02-23T10:45:19.000+08:00
Signed-off-by: Ma Shimiao &lt;mashimiao.fnst@cn.fujitsu.com&gt;
diff --git a/.gitignore b/.gitignore
@@ -1,3 +1,5 @@
 /oci-create-runtime-bundle
 /oci-unpack
 /oci-image-validate
+
+*.1
