* split log console output sink into two sinks, one for cout and one for cerr.

* remove logger_oldboost_version files and add ifdef boost version in logger.cxx instead

* change default logger level in FairMqProgOptions

fairmq/logger/logger.h

@@ -88,7 +88,9 @@ namespace log_op
 
 
 // declaration of the init function for the global logger
-void init_log_console();
+    
+void init_log_console(bool color_format=true);
+void reinit_logger(bool color_format);
 void init_log_file( const std::string& filename, 
                     custom_severity_level threshold=SEVERITY_THRESHOLD, 
                     log_op::operation=log_op::GREATER_EQ_THAN,