| Implement CollaborationAliasCollector#merge(IAliasCollector). Add CollaborationAliasCollectorTest and CollaborationAliasCollector#sort(), Alias#getTimeStamp(), sample of plural delta. | 
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| src/org/ntlab/deltaExtractor/Alias.java | 
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| src/org/ntlab/deltaViewer/CollaborationAliasCollector.java | 
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| src/org/ntlab/deltaViewer/MagnetRONFrame.java | 
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| src/tests/CollaborationAliasCollectorTest.java 0 → 100644 | 
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| traces/getterOverlap.txt 0 → 100644 | 
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| traces/setterOverlap.txt 0 → 100644 | 
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