add optional request with GET method for search and results pages
pin down missing packages in versions.cfg
Merge pull request #61 from matejc/optional_search_get

Optional search get
[fix] using different opensearch url to fix chrome POST request bug
[enh][mod] results ui refactor
[fix] padding
[enh] better highlighting
[fix] test updates
[mod] search field width
[mod] inline suggestions
[fix] suggestions margin
[mod] right sidebar
Merge remote-tracking branch 'upstream/master'