How to check in and administor changes to the VBA class modules. Its all
stored in binary, so difficult to diff.
You could use the Export command to save each module in a .BAS file, which is
essentially just a text file, and store that in the repository. The Import
command will bring the code into the same or another template.
If you have userforms, each one is exported as two files: a .FRM file containing
the code, and a .FRX file containing the binary representation of the design
layout.