VOL-2076 Unit Test cases for core.go

Change-Id: Ie003cd248478679404107d985c1a22a381e6348c
diff --git a/vendor/github.com/phayes/freeport/.gitignore b/vendor/github.com/phayes/freeport/.gitignore
new file mode 100644
index 0000000..1521c8b
--- /dev/null
+++ b/vendor/github.com/phayes/freeport/.gitignore
@@ -0,0 +1 @@
+dist