LPS-50105 Improve error handling in RTL generation

In order to display messages in both build-time and run-time, System.err is used instead of Log.
LPS-50049 The lines that starts with ## should be ignored, but all the lines of the file should be processed.
LPS-50049 SF
LPS-50105 We should use _log but change how we call it from the command line to ensure Log is wired. Otherwise, a portal admin could never tweak the logging level
After SF is needed change the expected result in the test
LPS-49876 load portlets configuration from their company shard
LPS-49661 Use uuid instead of version to fetch article
LPS-49661 Add verifyProcess to remove deletion events for article versions have been recreated since the event occur
LPS-49661 SF
LPS-49661 Source formatting
LPS-49661 Change the fetcher logic to use the article UUID
LPS-49661 Keep the UUID via the local service calls instead
LPS-49661 SF
LPS-49661 Consistency
LPS-49661 Is this comment more accurate?
LPS-49661 Consistency
LPS-49661 Consistency
LPS-49661 Consistency
LPS-49661 SF
LPS-49779 Make TempFileUtil use the new repository class for temporary
files