Changes

Add Java17 and use adoptium for Java 8, 11, 17
 (commit: dd95d63)

Update images to Dockerfiles from commit dd95d63
 (commit: f1f2fc3)

Mark older, but active branches to use Java 11 to build

This is needed as docker images updated to Java 17 by default
 (commit: dbba770)

libxtst6 is required by Java 17
 (commit: 7c2b745)

Ignore whitespace changes when comparing java includes

The Adoptium JDKs have some whitespace differences between
different platforms
 (commit: 8096da4)

Update images to Dockerfiles from commit 8096da4
 (commit: 7df58ca)

Migrate scripts to main CDT repo
 (commit: c69e4c5)