IGP-Fan-Reference/docs/Changing Factions and Immortal should clear out build.md

type, status, category

type	status	category
Task	Working On	Feature Bug QA

• Should clear out current build. Should show a warning dialog if your going to clear out your current build
• Shouldn't show an error dialog if your not clearing out a build. Add a unit, then clear it out, before testing to ensure this works