combine_data: Combine data sets
In evanamartin/TopPICRDMS: What the Package Does (One Line, Title Case)

Combines a group of data sets output from TopPIC. This function also adds several variables that will be used throughout the top down workflow and removes variables that are not used.

1	combine_data(x = list())

`x`	A list of data frames. All data frames must have the same number of columns and the names of the columns must match exactly.

A data table with the following variables added:

`ProjID`	The project ID for each individual.
`LC_Column`	The LC column the sample was run on.
`mz`	The m/z value calculated from the `Precursor mass` and `Charge` variables.
`Gene`	The gene, extracted from the `Protein description` variable, a protein belongs to.
`isDecoy`	A logical value denoting whether or not a protein is scrambled.
`RTmin`	The retention time in minutes.