merge.COMPASSContainer: Merge Two COMPASSContainers
In RGLab/COMPASS: Combinatorial Polyfunctionality Analysis of Single Cells

This function merges two COMPASSContainers.

1 2	## S3 method for class 'COMPASSContainer' merge(x, y, ...)

`x`	A `COMPASSContainer`.
`y`	A `COMPASSContainer`.
`...`	other arguments passed to 'COMPASSContainer' call.

## Chop the example COMPASSContainer into two, then merge it back together
CC1 <- subset(CC, trt == "Control")
CC2 <- subset(CC, trt == "Treatment")
merged <- merge(CC1, CC2)
res <- identical(CC, merge(CC1, CC2)) ## should return TRUE in this case
stopifnot( isTRUE(res) )