Sync minilzo from 2.03 to 2.07.

This commit is UNTESTED. I don't have any framegrabbers. However
there's no reason it shouldn't work as it's just a minor version bump.

Refs LMS-2014-06-16-1, CVE-2014-4607

(cherry picked from commit b99f21b2791c4685fb48460a165a7cd804256f03)
Signed-off-by: Stuart Morgan <smorgan@mythtv.org>