add source
update snapshots because of pod update
Merge pull request #6 from 1aurabrown/source

@ash -> add source
changelog
Merge pull request #7 from 1aurabrown/changes

Changes
dollar formatter, simplification
changelog
podspec
Merge pull request #8 from 1aurabrown/update-formatter

@ashfurrow => Update formatter
Update CHANGELOG.md
expand API