[doc] features update
[fix] dict keys
Merge pull request #1 from stef/master

[enh] added flickr engine
[fix] several fixes
[doc] description update
[doc] todo updates
[enh] settings.py added
[mod] config file replaced
[mod] .gitignore changes
[enh] better url comparison
[enh] displaying all search engines in results
[enh] ui mods
[mod] class rename
[enh] startpage engine added
[fix] using https
[enh] engine blacklist support
[enh] custom engine result weights
[enh] description + keywords
[enh] smaller search form @ results page
[enh] category selection remember