do not truncate facet labels (accessibility)
don't truncate dataset titles in search results, as many results have similar names
give facet items more room so they do not overflow as often
Merge pull request #331 from wardi/master

use datasets_per_page for package_search default
Merge pull request #332 from deniszgonjanin/master

some changes to improve accessibility and usability of facets and search results pages