Improve wording for tagged people on tag page
Add JSON exporter for user profile download
Destroy conversation when all participants leave it
Merge pull request #5478 from margori/Purge_orphan_conversation

Destroy conversation when all participants leave it
Merge pull request #5354 from gdpelican/feature/json-exporter

Feature/json exporter
Merge pull request #5475 from svbergerem/tag-page-improve-wording

Improve wording for tagged people on tag page
Changes delete conversation button tooltip to "leave conversation"
Delete conversation tooltip expanded to clarify what is
really do
change 'ignore' to 'hide'