Add new Panel-setup properties

[Smaragda2]

Introduce the following properties for the Side Panel setup:

• headerInfoMessage - accepts the text from the .properties file and is displayed above the results, right after the Search button
• footerInfoMessage - accepts the text from the .properties file and is displayed below the results, right before the Back button
• visualAttributes - map of "styleName" : "backgroundColor". The query should contains a property with the styleName, with the values:
  • "1" - true, applies the related visualAttribute, based on the styleName, to the row
  • "0" - false, the related visualAttribute is NOT applies