dot-dfeCustomMessage: Send Information from R Session to Browser
In mdsteiner/ShinyPsych: An easy way to program psychology experiments using Shiny

Sends outcome values for the decisions from experience task, to the browser where they are then processed and displayed by using java script.

1	.dfeCustomMessage(Opts, contrlVals, sess, containerOb, signCols)

`Opts`	integer. The number of options to choose from.
`contrlVals`	list of reactive values. Controls the flow through the Experiment. Can be created with `createCtrlList`.
`sess`	The session object from the shiny app.
`containerOb`	list. Containing the outcomes. Can be created by calling `createDfeList`.
`signCols`	numeric. Controls the color of the outcome values displayed. There are two options: 1 means negative values will be displayed in red zeros in gray and positive values in green. A value other than 1 means that all outcomes are displayed in black.