v1.0.1

• added CHANGELOG file.
• changed provider.Has method as public method.
• added .travis.yml
• added code coverage.
• added coverage result.
• added travis install command to get test imports.
• changed travis configuration.
• added coveralls api token.
• remove github.com/pkg/erros from library.
• changed go version in .travis.yml
• fixed absolute path problem in provider_test.go
• added travis-ci and coveralls.io results.