script/dist: add missing DEPLOYMENT_TARGET variable definition so tha…

…t we generate the correct appcast entry

generate github download urls

fix stupid SUFeedURL mistake

oops, this stuff got removed at some point

Bump version, revise Advanced preferences view for v2.3 release.

Use CFBundleShortVersionString for display in the menu, and keep the …

…CFBundleVersion separate (so beta users can update to the final version with Sparkle).

Bump version to 2.2.1 in preparation for the release.

Bump back to 2.2 until we're ready to deploy the 2.2.1 update.

Don't send rogue notifications just because you think you're special,…

… power source-based switching.