Release 1.2.1 (mapbox#117)

* CHANGELOGs for v1.2.1

* bump to 1.2.1

Release 1.2.0 (mapbox#108)

* fix javadoc error

* bump versions to 2.0.0-SNAPSHOT

* small fixes to match the new java 1.2.0 api

* fix tolerance value

* bump version to 2.0.0-SNAPSHOT

* update CHANGELOGs

Release v1.1.0 (mapbox#56)

make the dependency explicit on the release version