LPS-46195 SF
LPS-44580 LinkbackConsumerUtil: tests to document current behavior

This test lives in 'test/unit', but ServiceTestUtil lives in
'test/integration'. So I moved the appropriate 'random' methods to
RandomUtil, which is visible to both and already serves as a
java.util.Random convenience wrapper.

https://issues.liferay.com/browse/LPS-44580
LPS-44580 SF
Test Fixes - StagingUsecase - macros
LPS-39065 - macros
LPS-39065 - tests
LPS-39065 SF
Test Fixes - PGWiki.testcase - macros
Test Fixes - PGWiki.testcase - tests
LPS-45651 - tests
LPS-45651 SF
LPS-46122 - actions, functions, paths
LPS-46122 - macros
LPS-46122 - tests
LPS-46122 SF
LPS-42674 Background color picker of portlet's look and feel displays partly
LPS-42674 Sort
LPS-45930 Correct way to generate the service reference in the utilities; it was not correct
LPS-45930 Export the persistence and the finders as OSGi services; it will be very useful
LPS-45930 We need to look for the Jalopy configuration in the classpath; otherwise the generated files will be no correct (wrong fields order, no copyright, ...). In addition, we were generating a wrong Spring configuration file