* use zulu for jdk
add some parallel groups
* port kubesTest to Java
remove asterix from tests listed by ListTests, instead add after allocation
* attempt to setup unit test builds with correct github integrations
# Conflicts:
# .ci/dev/unit/Jenkinsfile
* fix issue with github context
* add credentials block
* start pre-allocating pods for builds
* test
* add blocks for reporting build stages
* add logic to preallocate pods during image building
* tidy up Jenkinsfile for unit tests
* add magic command line flag to enable preallocation of pods
* make docker tag deterministic
* fix issue concatenating docker tag inputs
* add build type specific Jenkinsfile
* try new preallocation approach
* make pre-allocation prefix group specific
* force deAllocator to wait for pods to be actually deleted
* revert jenkinsfiles in .ci
* use smarter waiting logic to address review comments
* add --stacktrace to builds to help debugging
* fix issue with closed stream
* add some logging around preallocation
* tidy up by refactoring (de)allocate task generation into method
* change default from 20 pods to 5 pods
* fix issue where docker tag was unstable between building and running tests
* more documentation
* add some infrastructure around setting the log level for a given build
* change preallocation pod duration to 5min
* see if fast enough if using combined unit and integration tests
* disable unit tests
* print out test summaries
* try and make the kubes client a per-use object, rather than a long lived object. This is step one of making GKE use possible
* add log line about what command is executed in the pod
