Customizable plate/keychain for qr-codes.

This is a customizable plate for qr-codes, eg. phone number, adress, URL, etc.
Generate QR-Code with the linux-tool qrencode and paste the generated ASCII-Code into the variable QRSTRING. You can use the little one-liner:
qrencode -s 1 -m 1 -M -v 3 -l M -t ASCII | awk '{ print "\"" $0 "\","}'
to format the string.
For the options of qrencode, please have a look at the man-page.
The minimum size for the badge (variable SIZE) ist 25.

Please install the font "Taurus Mono Stencil Bold" for the "Call"-logo. You can download it from http://befonts.com/taurus-mono-monospace-stencil.html