The changelog lists new feature only. Bugfixes and bugfix releases are 
omitted (see the repository for those information).

RtmAPI 0.7
  * support for API ver 2.0

RtmAPI 0.6
  * support for nested lists (deleted lists of getList)

RtmAPI 0.5
  * support for Python 3

RtmAPI 0.4
  * support parameters being None

RtmAPI 0.3
  * revised access to lists (breaks compatibility with older releases)
  * support for complete API

RtmAPI 0.2
  * support for web application authentication

RtmAPI 0.1
  * initial release
