Moved ReactionEngineAlreadyRunningTests_F::check_files_exact_match() to PionUnitTest, and added parameter 'ignore_line_endings'. Updated checkExtractRSSChannelsUsingFissionReactor() and checkExtractRSSItemsUsingFissionReactor() to use the check_files_exact_match() with ignore_line_endings = true.
Moved ReactionEngineAlreadyRunningTests_F::check_files_exact_match() to PionUnitTest, and added parameter 'ignore_line_endings'.
Updated checkExtractRSSChannelsUsingFissionReactor() and checkExtractRSSItemsUsingFissionReactor() to use the check_files_exact_match() with ignore_line_endings = true.

acmorrow/pion-core,acmorrow/pion-core,acmorrow/pion-core,acmorrow/pion-core,acmorrow/pion-core,acmorrow/pion-core,acmorrow/pion-core