Fixed tests for t/MetaCPAN.t and added tests for example queries.
Fixed: Example queries for XKCD were in DDG::Spice::TodayInHistory.
Fixed: Tests in t/Bootic.t should have been in t/Aur.t.
Fixed t/SearchCode.t.  It was using CodeSearch.pm instead of SearchCode.pm
Merge pull request #447 from kablamo/metacpan-example-queries

Fixed tests for t/MetaCPAN.t and added tests for example queries.
Merge pull request #448 from kablamo/todayinhistory-example-queries

Fixed: Example queries for XKCD were in DDG::Spice::TodayInHistory.
Merge pull request #449 from kablamo/bootic-example-queries

Fixed: Tests in t/Bootic.t should have been in t/Aur.t.
Merge pull request #450 from kablamo/searchcode-example-queries

Fixed t/SearchCode.t.  It was using CodeSearch.pm instead of SearchCode....