Update hellowhisk package. (#6)

diff --git a/packages/hellowhisk/README.md b/packages/hellowhisk/README.md
new file mode 100644
index 0000000..8314a23
--- /dev/null
+++ b/packages/hellowhisk/README.md
@@ -0,0 +1,29 @@
+[![License](https://img.shields.io/badge/license-Apache--2.0-blue.svg)](http://www.apache.org/licenses/LICENSE-2.0)
+
+# hellowhisk
+
+Containst the following actions:
+- greeting.js
+- HttpGet.swift
+
+## HttpGet.swift
+
+This action invokes: ```curl https://httpbin.org/get```
+
+which returns JSON which appears something like:
+
+```
+{
+  "args": {},
+  "headers": {
+    "Accept": "*/*",
+    "Connection": "close",
+    "Host": "httpbin.org",
+    "User-Agent": "curl/7.54.0"
+  },
+  "origin": "47.220.153.242",
+  "url": "https://httpbin.org/get"
+}
+```
+
+and then serializes it for the response object.
diff --git a/packages/hellowhisk/manifest.yaml b/packages/hellowhisk/manifest.yaml
index 6af8f54..2ca660e 100644
--- a/packages/hellowhisk/manifest.yaml
+++ b/packages/hellowhisk/manifest.yaml
@@ -4,6 +4,6 @@
   name: hellowhisk
   actions:
     greeting:
-      location: src/greeting.js
+      function: src/greeting.js
     httpGet:
-      location: src/httpGet.swift
+      function: src/httpGet.swift