bump version to 5.2.2

bump version to 5.2.1

bump version to 5.2.0

bump version to 5.1.0

Lint and reformat codebase for Java 11 (hellosign#107)

* optimize imports

* version bump

* Automatic inspection and cleanup of code

* broad qol improvements

* optimized imports

* bulk reformat

* remove author blocks

increment pom

Merge branch 'master' of github.com:hellosign/hellosign-java-sdk

Increment version to 4.2.0

Version 4.1.0

Add allow_reassign param & update github org (hellosign#90)

* Add allow_reassign param

* version bump to 4.0.12

* remove extra spacing

* update github org name