SearchEngine should support arrays of Sort objects

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 5.1.1
• Fix Version/s: 5.1.2
• Component/s: None
• Labels: None
• Similar Issues: Show 5 results ; ;

  LEP-7676	Allowing Sort field types during searches
  LEP-897	Document Library/Image Gallery - Sorting directory structure
  LEP-6281	Changing Javascript formatting to keep with convention
  LEP-3638	File sorting functionality for Document Library portlet
  LEP-5931	Documentation for the SearchEngine framework

Lucene and Solr support multiple sort field during search.

Also, Solr wasn't taking the Sort object in consideration.