add filter to parse query pagers instead of doing it directly. Remove __() wrapper from pager query
respect also 'fq' GET param, when deciding whether to display search page or not
initial take to prefix search pages with /search tag
enable filtering of search query to provide 3rd parties with ability to override in theme implementations
Merge branch 'master' of github.com:simon-potter/advanced-search-by-my-solr-server into greg_updates