30502
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11947 Added stackTop and Removed class in the debugger stack inspector.
https://pharo.fogbugz.com/f/cases/11947
11519 Merge Color and Translucent Color. Thanks Luc Fabresse for the last part!
https://pharo.fogbugz.com/f/cases/11519
Diff information:
http://smalltalkhub.com/mc/Pharo/Pharo30/main/Spec-Debugger-StephaneDucasse.173.diff
http://smalltalkhub.com/mc/Pharo/Pharo30/main/Graphics-Primitives-StephaneDucasse.129.diff