Shown when there's no template data.
Someday in the future, we will support adding a description inline. Not
yet. Calm down.
Change-Id: I18c0a591b60de53bc124d82c688d71d30ad1d5dd
* Automatically select single mode when possible
* Allow dynamic switching when possible
* Hide most of the controls and information when in single mode
* Allow parameter model to be instantiated without name and value args
* Place add param buttons at the bottom of template and param pages
which are only visible when in single mode and on the last page
Change-Id: Iaffbf1863b808c8089dfcf09a976d165f28c8b74
* Show label, input and remove control on a single line
* Right align label to conserve vertical space without sacrificing
fill-out speed
* Show description in gray text below the input
* Show remove button only when page is active
* Make description lighter when page is innactive
Change-Id: Iaa09f3bf909ccd415de7af8f428495fef3046893
