Add Blender plugin (#134)

* Unbind hostname to allow localhost submissions

* Fix issue where multiple cameras were outputting to the same directory

* Add Blender plugin

README.md

@@ -119,6 +119,18 @@ curl -X POST http://localhost:8080/api/jobs \
 For the full endpoint reference, see [`docs/api.html`](docs/api.html) or
 [`docs/API.md`](docs/API.md).
 
+#### Blender Add-on
+
+Zordon includes a Blender add-on for submitting the current `.blend` file
+directly from Blender.
+
+- Source: [`addons/blender/zordon_blender`](addons/blender/zordon_blender)
+- Installable zip: [`addons/blender/zordon_blender.zip`](addons/blender/zordon_blender.zip)
+
+After installing the add-on, use `Properties > Render > Zordon` to discover or
+choose a server, test the connection, upload the current file, and submit
+camera-specific jobs from the active Blender scene.
+
 #### Worker Management
 
 Workers automatically connect to the server when started. You can: