Update existing refs in GameResources when updating package
Normal GameResource processor uses versioned idents too
Consistently sort reference lists alphabetically so diffs aren't so mental to read
Only update references inside project assets folder
Avoid walking into a LoadResource exception, we don't really care that much
Differentiate between persistent and preview contexts when fetching cloud assets, only update references for persistent installs
Show remote/latest version info, incl version id, in PackagePopup