30046 ----- 10313 initialize SpecProxyDebugger to be able to choose it in pre-debug window https://pharo.fogbugz.com/f/cases/10313 10303 Duplicated instance #model in NewList (already defined in MorphicModel) https://pharo.fogbugz.com/f/cases/10303/ Diff information: http://smalltalkhub.com/#!/~Pharo/Pharo30/diff/NewList-MarcusDenker.26