Created frontend.ready (markdown)

frontend.ready.md

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+### Request
+* **Description**: The frontend signals that it has loaded everything and is waiting for the config keys.
+* **Subscribers**: [FrontendConfigHandler](https://github.com/avatao-content/baseimage-tutorial-framework/wiki/FrontendConfigHandler)
+
+```json
+{
+    "key": "frontend.ready",
+    "intent": "control",
+    "scope": "zmq"
+}
+```
+
+***
+
+**Example**: Same as above, does not have additional parameters.
+
+### Response
+* **Description**: After sending out every config key, the backend answers with the same message to indicate that the user may interact with the site now.
+* **Subscribers**: *(none)*
+
+```json
+{
+    "key": "frontend.ready",
+    "scope": "websocket"
+}
+```
+
+***
+
+**Example**: Same as above, does not have additional parameters.