Add GREIS (Javad) GPS driver.

All functional changes inside "#ifdef GREIS_ENABLE"

Includes new regression tests.  All regressions tests
pass.

Developed by Gregory Fong, with help and support from
Virgin Orbit.

Signed-off-by: Gary E. Miller <gem@rellim.com>

1 files changed, 741 insertions, 0 deletions

diff --git a/test/daemon/greis-reset.log.chk b/test/daemon/greis-reset.log.chk
new file mode 100644
index 00000000..639fbce8
--- /dev/null
+++ b/test/daemon/greis-reset.log.chk
@@ -0,0 +1,741 @@
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