SEBA-829 update cordctl to use go mod;
implement run, install, help

Change-Id: I72716d2e245d5ef0dc0603aad149843723ddff9e
diff --git a/vendor/github.com/fullstorydev/grpcurl/.gitignore b/vendor/github.com/fullstorydev/grpcurl/.gitignore
new file mode 100644
index 0000000..53fe3b5
--- /dev/null
+++ b/vendor/github.com/fullstorydev/grpcurl/.gitignore
@@ -0,0 +1,2 @@
+dist/
+VERSION