Bug 942638 - Clean up the multi-message summary code, part 3: Move summary-specific code to multimessageview.js; r=mconley
Bug 942638 - Clean up the multi-message summary code, part 4: Create a single function for making summary rows; r=mconley
Bug 942638 - Clean up the multi-message summary code, part 5: Make the MultiMessageSummary object stick around forever; r=mconley
Bug 942638 - Clean up the multi-message summary code, part 6: Improve the localization; r=mconley
Bug 942638 - Clean up the multi-message summary code, part 7: Move FormatDisplayName and friends to a JS module (to help Mail Summaries); r=mconley