20492 ----- Issue 4970: [ENH]: calendar chooser morph. Thanks Sean De Nigris. Issue 7240: Failing Test: ReleaseTest>>.testInstanceSideMethodsWithNilKeyInLastLiteral. Thanks Camille Teruel. Issue 7205: Alert: and friends are missing from NonInteractiveUIManager. Thanks Christophe Demarey Diff information: http://ss3.gemstone.com/ss/Pharo20/UIManager-StephaneDucasse.95.diff http://ss3.gemstone.com/ss/Pharo20/Morphic-StephaneDucasse.1336.diff http://ss3.gemstone.com/ss/Pharo20/Kernel-StephaneDucasse.1289.diff