XWIKI-10493: remove "mailto:" on profile if email field is empty
Merge pull request #286 from Pbast/patch-5

XWIKI-10493: remove "mailto:" on profile if email field is empty.
XWIKI-10520: Improve Tags area display
[misc] Improve transformation id management
[misc] Fix typo
XWIKI-10521! Make XWiki initialization template not require html macro
[Misc] Fix TPC
XWIKI-10507: Introduce a mechanism for Mail API extenders to generate pre-filled MimeMessage objects
* Improve API
Merge remote-tracking branch 'upstream/master'
XWIKI-10405: Implement a new Platform Mail Sender API
* Tune the API by removing the no parameter constructor (I'm still hesitating but it seems better)
* Improve TemplateMimeMessageFactory
Merge remote-tracking branch 'upstream/master'