Please allow the customization of chart labels. Being forced to use the actual value in a web service can be really limiting. This has been brought up before, (credit @carlureta_comp ) but as far as I can tell no one has submitted an idea. Here's one instance where I have a category of Land Types where I'd like to clean up the values and make them a bit more legible:

This can be done in things like Dashboards, so why not ExB?