Custom Resolution Utility (CRU) 1.4.2 was recently released with a new feature that allows exporting self-contained EDID override installers. This also includes an alternative method compatible with older Intel GPUs.
After making the desired changes, click the "Export..." button:
Choose "EXE File" for the file type:
Click the "Save" button.
Run the .exe file:
Choose "Install EDID" to install the EDID override on all matching displays.