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Update for 1.2.2
Merge remote-tracking branch 'upstream/master'
Correct a parse error involving multi-step transition bins. 
  For example: (0,1,2 => 1,2,3 => 2,3,4)
Update Compilation Argument Import wizard to automatically
  add the new argument file to the containing project settings
Refactor index packages a bit
More work on the new index event model