add versioning to repo
Moving logic to get existing similar slugs, to it's own function, out of makeSlugUnique() to make extending the trait simpler, by separating a unit functionality
Fixing bug whereby  wasn't defined in the new function
Merge pull request #36 from neilcrookes/query

Moving logic to get existing similar slugs, to it's own function, out of...
Merge branch 'develop' of github.com:cviebrock/eloquent-sluggable into develop
a bit of code style tweaks
update README and CHANGELOG
bump ver
Merge branch 'release/2.0.2'