Doppel v0.3.0-rc.1

Doppel v0.3.0-rc.1 — duplicate macOS apps with a custom identity, icon, and isolated data folder.

Ad-hoc signed, NOT notarized (no Developer ID certificate yet). macOS Gatekeeper
will warn on first launch of a downloaded build. To open it:
right-click Doppel.app -> Open (once), or run:
xattr -dr com.apple.quarantine "/Applications/Doppel.app"

SHA-256: a2b3181ec7b350bb0a020867e9a2293d7544889f5b54793558d83f4fb74507c7

Full Changelog: v0.2.0-rc.1...v0.3.0-rc.1