Add KDevelop file project extension to the list of ignored files
Set the revision mechanism independent from the VCS name
parameter-ize the URL used to donate from the nag screen
Merge branch 'kdev4' of https://github.com/jdekozak/ardour
vtl: re-request frame on 503/try-again
Merge branch 'master' of git.ardour.org:ardour/ardour
[cosmetics] Fix typo in debug output

Found by Debian's automatic QA tool.
[cosmetics] Replace "misformed" by "malformed" in PO files

Found by Debian's automatic QA tool.