Merge pull request #84 from ekubal/master

Added Trendiction Bot detection.
Add rubocop style configuration.
Migrate to minitest.
Use correct file name.
Change code style.
Set travis-ci script.
Bump up ruby version to 2.1.1.
Livelapbot
Merge pull request #87 from wmcinc/master

Add new bot Livelapbot
Set the rules that define a modern browser. Closes #62.
Bump up version.
more bots ua: ya metrika/direct, scrapy, linkdexbot, LoadTimeBot
Merge pull request #88 from sergio-fry/master

more bots ua: ya metrika/direct, scrapy, linkdexbot, LoadTimeBot
Detect most common search engines.
Refactor bot spec.
Update readme with info about Browser#search_engine?
Add Riddler bot definition
Merge branch 'master' of https://github.com/fnando/browser