document oddity of SketchTool binary install

references #4240
hack broken character in intel-power-gadget.rb

fixes #3791
Add Minbox version 2.0.9

The better way to share your work. The new standard in file sharing.
Add Screenmailer.app (latest version)
Changed Mailplane 3.app to latest

Use 'latest' for Mailplane 3.app because we don't support versioned downloads.
Merge pull request #4505 from steiger/mailplane

Changed Mailplane 3.app to latest
Merge pull request #4503 from andycroll/screenmailer

Add Screenmailer.app (latest version)
Merge pull request #4501 from vinkla/minbox

Add Minbox version 2.0.9
Add FocusWriter.

I verified that the SHA-1 matched their provided one and then computed the SHA-256.

Switch to latest-version format.

Refs GH-4491.
Merge pull request #4491 from spendflow/feature/focuswriter

Add FocusWriter.
Add djay version 4.2.2

djay transforms your Mac into a full-fledged DJ system.
improve warn construct
avoid double-substitution in printf
Merge pull request #4506 from vinkla/djay

Add djay version 4.2.2
remove unused variable
replace backticks with $()
add missing quotes
Add You'll Never Take Me Alive! v0.9.9

YoNTMA (You'll Never Take Me Alive!) enhances security on encrypted laptops by ensuring the laptop hibernates if power or ethernet is disconnected while the screen is locked.

See https://github.com/iSECPartners/yontma-mac for more information.
Merge pull request #4495 from smgoller/yontma

Add You'll Never Take Me Alive! v0.9.9
Merge pull request #4494 from rolandwalker/intel_p_gadget_encoding

hack broken character in intel-power-gadget.rb