v0.2.0

Changelog

• 41c7394 - update .gitignore
• 005c46f - update README.md
• 002a3ab - update LICENSE
• 6674495 - add 'MIT LICENSE' badge
• eb94993 - add 'Build Status' badge
• b4c4696 - add misspell support
• f3b6c33 - fix: add golint and gometalinter in .travis.yml
• 1974b63 - some improvements for Travis CI