adding http methods to docker file (#210)

diff --git a/knative-build/runtimes/javascript/buildtemplate.yaml b/knative-build/runtimes/javascript/buildtemplate.yaml
index dc7f70a..c88d982 100644
--- a/knative-build/runtimes/javascript/buildtemplate.yaml
+++ b/knative-build/runtimes/javascript/buildtemplate.yaml
@@ -47,6 +47,7 @@
         ENV __OW_ACTION_CODE "${OW_ACTION_CODE}"
         ENV __OW_ACTION_MAIN "${OW_ACTION_MAIN}"
         ENV __OW_ACTION_BINARY "${OW_ACTION_BINARY}"
+        ENV __OW_HTTP_METHODS "${OW_HTTP_METHODS}"
       EOF
   - name: build-openwhisk-nodejs-runtime
     image: "gcr.io/kaniko-project/executor:latest"