missing.css: 1.0.3

Added the --graphical-fg variable to replace --faded-fg for borders. --faded-fg stays for disabled interactive elements.

This change also includes the following renames:

Old	New
`--plain-faded-fg`	`--plain-graphical-fg`
`--info-faded-fg`	`--info-graphical-fg`
`--ok-faded-fg`	`--ok-graphical-fg`
`--warn-faded-fg`	`--warn-graphical-fg`
`--bad-faded-fg`	`--bad-graphical-fg`