Fixes TypeError when installing without freetype
DOC: fix markup and download link in the Windows install section
Merge pull request #3415 from cgohlke/patch-1

DOC: fix markup and download link in the Windows install section
Add duplicate names with variations in spelling to mailmap
DOC : added pytz to optional dependencies docs
DOC : add caveat about freetype 2.3
DOC : added DOI link to citing.html
DOC : remove piwik code

piwik seems to be an web-analytic tool that requires the site be hosted
on sourceforge to work (or so I gather from the logic).
DOC : fixed markup / boxplot text in whats_new
Merge pull request #3432 from embray/patch-1

Update whats_new.rst
Merge pull request #3426 from tacaswell/remove_piwik

DOC : remove piwik code
Merge pull request #3430 from tacaswell/whats_new_fix

DOC : fixed markup / boxplot text in whats_new
Merge pull request #3428 from tacaswell/free_type_doc

DOC : add caveat about freetype 2.3
Merge pull request #3414 from remram44/fix-missing-freetype

Fixes TypeError when installing without freetype
Merge pull request #3427 from tacaswell/citation_page

DOC : added DOI link to citing.html
Update tight_bbox.py

Typo in the figure parameter
Added tests to bbox_tight
Merge pull request #3453 from jenshnielsen/bbox_rebase_14

Bbox rebase 14
Merge pull request #3429 from tacaswell/pytz_doc

DOC : added pytz to optional dependencies docs
Merge pull request #3422 from jenshnielsen/use_mailmap

DOC : Use mailmap in github stats