[trace] refactoring
[trace] refactoring

refactoring trace messages handling

umple/umple,ahmedvc/umple,runqingz/umple,umple/umple,umple/umple,umple/umple,runqingz/umple,runqingz/umple,umple/umple,ahmedvc/umple,ahmedvc/umple,runqingz/umple,umple/umple,ahmedvc/umple,runqingz/umple,runqingz/umple,umple/umple,ahmedvc/umple,umple/umple,ahmedvc/umple,ahmedvc/umple,runqingz/umple