Changed env var DIMINUTO_LOG_MASK to COM_DIAG_DIMINUTO_LOG_MASK.
Set log mask in generate and setup scripts.
Added global strings to release.c and vintage.c to embed in library/archive.

git-svn-id: svn://graphite/diminuto/trunk@533 5dfbf39a-1452-0410-8a97-9e58fedde8e3