040000 tree 68895972c08caeb2c88affac0f01969fefe51d4f	completion
040000 tree 719de5c047ffc3a88205df976c237316ca5dbe3a	correction
040000 tree 63c165ab23bd5a47f399824a99183f293f77c1e3	kythe
040000 tree 67c50b1ee8cb22612e64ebe509e660417c1618fe	refactoring
040000 tree e2c748c45462e904e6716555d5a02f9c97516d9a	search