[Time Conductor] Fix bundle definition

...such that the delta domain exposes its format, and its format
is exposed correctly under the formats extension category.
Supports testing of time conductor support for alternative
time formatting.

example/generator/bundle.json

@@ -16,7 +16,7 @@
                 "implementation": "SinewaveLimitCapability.js"
             }
         ],
-        "format": [
+        "formats": [
             {
                 "key": "example.delta",
                 "implementation": "SinewaveDeltaFormat.js"
@@ -28,7 +28,7 @@
                 "value": [
                     { "key": "time", "name": "Time" },
                     { "key": "yesterday", "name": "Yesterday" },
-                    { "key": "delta", "name": "Delta" }
+                    { "key": "delta", "name": "Delta", "format": "example.delta" }
                 ],
                 "priority": -1
             }