Merge branch 'release/2.1.0' into develop

* release/2.1.0:
  Incrementing version to 2.1.0
allow path to be specified when render is called
bump version from 2.1.0 to 3.0.0
Merge branch 'release/3.0.0'

* release/3.0.0:
  bump version from 2.1.0 to 3.0.0
  allow path to be specified when render is called