chore (welcome screen): updated tasklist screenshot

related to #CAM-2775
chore(maven): change bom's parent to release-parent

- change parent
- add spin, commons, connect and template-engines

related to #CAM-2860
chore(engine): make spin optional

-- removes spin from engine classpath for tests
-- adds a profile "with-spin" which adds spin to classpath

Related to: #CAM-2552
fix(upgrade qa): add spin as dependency

We've made spin optional so we need to add it as
dependency for upgrade tests now.

Related to: #CAM-2552
feat(Sentry): Provide some test cases and improvements

This commit adds the support of sentries inside a case.

The limitations are:

 - CaseFileItemOnPart is not supported
 - sentryRef of PlanItemOnPart is not supported
 - changing a variable does not trigger to check nor to fire a sentry

related to CAM-2373
fix(db/sentry): ignore some testcases

This commit sets some test case to "ignore", because they are not
determenstic. Sometimes they can be executed successfully and sometimes
not.

related to CAM-2373
fix(welcome page): amend link to getting started guides

related to #CAM-2490
wip
db wip
improve tests
improve tests