Add vcd to the dependencies

This commit is contained in:
Tong He 2015-01-13 15:38:50 -08:00
parent 166e7525da
commit bbbc6be58e

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@ -25,4 +25,5 @@ Imports:
data.table (>= 1.9), data.table (>= 1.9),
magrittr (>= 1.5), magrittr (>= 1.5),
stringr, stringr,
DiagrammeR DiagrammeR,
vcd