Update Changelog and bump version

Update copyright year in about template

Fix again xdebug.max_nesting_level limit handling (#1489110)

Point to the new public URI for online help

Prepare release

Tagging files for version 0.9.5

Tagging files for version 0.8.7

Tagging files for version 0.9.4

Tagging files for version 0.9.3

Tagging files for version 0.9.2