Version 2.2.2 on CRAN

Develop (#420)

* dev version

* Ulam bug 417 (#418)

* hotfix

* updating news

* fixing Ulam issue

* incrementing version before running CRAN tests

* updating news.md to say that no bug in Ulam distance has been fixed

* fixing error in likelihood calculation

* added unit test for log likelihood with clusters

* fixed namespace thing

* switching to vapply for safety

* fixing some more wrong test expectations

* ready for cran

Version 2.2.1 on CRAN

Had to comment out a unit test which failed on CRAN's M1 Mac.

Version 2.2.0 on CRAN

v2.2.0

updating cran comments

Version 2.1.1 on CRAN

Fixing gcc UBSAN issue.

Version 2.1.0 on CRAN

v2.1.0

fixing long-running example

Version 2.0.1 on CRAN

Fixes various memory leaks in C++ code.

Version 2.0.0 on CRAN

v2.0.0

compiling new vignette

Version 1.5.0 on CRAN

v1.5.0

update cran-comments

Version 1.4.0 on CRAN

v1.4.0

removing a date to please CRAN

Version 1.3.2 on CRAN

#298