Bringup on AATLIW

Changes that got DRAMA installed on AATLIW, on Ubuntu 22.04.

Probably not contentious:

• a66c69eb ("Add dpython artefacts to .gitignore")
• 505b6d4d ("djava - fix file format not recognized")
• e19e04dc ("Fix sh: source: not found")
• 257422a2 ("Fix duplicate MANPATH entries")
• bf1efccb ("Add gitk wrapper function")
• 9a448995 ("Fix small typo")

An operational change to DRAMA:

• e1803313 ("Feature - always on")

Potential impact on other build environments:

• 9b8bc29c ("Fix dtcl build")