[regression reporter]regression occurred

https://ci.inria.fr/pharo/job/Pharo-3.0-Update-Step-2-Validation/./label=mac/79/

14 regressions found.
  Tests.CodeImport.ChunkImportTestCase.testImportAClass
  Tests.CodeImport.ChunkImportTestCase.testImportAClassCategory
  Tests.CodeImport.ChunkImportTestCase.testImportAClassComment
  Tests.CodeImport.ChunkImportTestCase.testImportAClassCommentWithExclamationMarks
  Tests.CodeImport.ChunkImportTestCase.testImportAMethod
  Tests.CodeImport.ChunkImportTestCase.testImportAMethodWithNoTimestamp
  Tests.CodeImport.ChunkImportTestCase.testImportAMethodWithSpacesInItsCategory
  Tests.CodeImport.ChunkImportTestCase.testImportFromReadStream
  Tests.CodeImport.ChunkImportTestCase.testImportString
  Tests.Monticello.MCFileInTest.testStWriter
  Tests.Monticello.MCMczInstallerTest.testInstallFromFile
  Tests.Monticello.MCMczInstallerTest.testInstallFromStream
  Tests.Traits.TraitFileOutTest.testFileOutCategory
  Tests.Traits.TraitFileOutTest.testFileOutTrait