Remove “Enable access for assistive devices”

See: https://github.com/mathiasbynens/dotfiles/commit/813f813bbceac45a19094b4e5a5b88c05fe0fa78
Set Desktop as the location for new Finder windows

See: https://github.com/mathiasbynens/dotfiles/commit/674506b7c6c4dfab674650a3eda6bf5c24e1f0e7
Add Activity Monitor settings.

See: https://github.com/mathiasbynens/dotfiles/commit/3d4878f1505657c3fb46d1ba6dec5e7820342995
Set standby delay to 24 hours

See: https://github.com/mathiasbynens/dotfiles/commit/73a5833600fc567548f5f4cf907854915190eeba
Disable boot sound.

See: https://github.com/mathiasbynens/dotfiles/commit/c4fcf4016e686700c52d2830dabf2a459a990b87
Enable the MacBook Air SuperDrive on any Mac

See: https://github.com/mathiasbynens/dotfiles/commit/c07aa5d833bec104e9a2f2d93f5c7b2dae41e8be
Kill `cfprefsd` after changing preferences

See: https://github.com/mathiasbynens/dotfiles/commit/944d6aa9880de356eaa2b4b69974ce8249933864
SSD tweaks: no hibernation, sleepimage, SMS.

See: https://github.com/mathiasbynens/dotfiles/commit/a3f91f67e07b6b31760b52320e0e890f93ff4e97
See: http://forums.macrumors.com/showthread.php?t=1505922

Not disabling local snapshots because I actually want those.
Make executable. Fix final for loop.