Expanded pin to use any dir prefix for unit testing.
Tested on x64.

git-svn-id: svn://graphite/diminuto/trunk@450 5dfbf39a-1452-0410-8a97-9e58fedde8e3
Removed confusing debug output from pin unit test.
(Well, it confused me anyway, and I wrote the code!)

git-svn-id: svn://graphite/diminuto/trunk@451 5dfbf39a-1452-0410-8a97-9e58fedde8e3
Initial checkin of new pintool (which is identical to gpiotool).

git-svn-id: svn://graphite/diminuto/trunk@452 5dfbf39a-1452-0410-8a97-9e58fedde8e3
Ierating on pintool.
Comments on gpiotool.
Folded old pin "internal" API into external.
Removed unused string function.

git-svn-id: svn://graphite/diminuto/trunk@453 5dfbf39a-1452-0410-8a97-9e58fedde8e3
pintool is close to complete.

git-svn-id: svn://graphite/diminuto/trunk@454 5dfbf39a-1452-0410-8a97-9e58fedde8e3
Fixed bug in memtool introduced with delay frequency feature.
pintool seems to work.
Bumped release.

git-svn-id: svn://graphite/diminuto/trunk@455 5dfbf39a-1452-0410-8a97-9e58fedde8e3