Update WADLs to place parameters inside representations
Plain parameters do not show up in dev guides
Root cause: placement of parameters was incorrect.
Moved params inside representations, per David Cramer.

Closes-Bug: #1331677
Closes-Bug: #1297952

Change-Id: I0fde1038e7d17b6833441b3c49c46e34d85decdd
author: diane fleming