libstfl: builds ruby bindings against 2.0+

Seems to be due to updates to swig.
libstfl: builds ruby bindings under Xcode-only on 10.9
teensy_loader_cli: fix CLT-only build
dcraw 9.21

Closes #29425.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
dcraw: quotes
udptunnel 1.1

Closes #29406.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
udptunnel: install docs
intltool: remove perl dep that is system provided
pcb: modernize
utimer: modernize