golang port
add readme
change default yaml location
update tests, regexes, readme, license
updated device_test, readme, and added tostring methods
updated readme on testing
updated tests to use repo tests
Merge branch 'master' of github.com:tobie/ua-parser into golang
refresh regexes.yaml
add sample usage, maintainer info, and licensing
Merge pull request #275 from yihuanz/golang

Golang Port