LU-8648 all: remove all Sun license and URL references

The link to the GPL license at Sun is no longer there.
Also Sun Inc is gone so lets remove all references to
it in our source code.

Test-Parameters: trivial

Change-Id: Ib47d07dcef49a1ef624d0d8a4a91b9731f486278
Signed-off-by: James Simmons <uja.ornl@yahoo.com>
Reviewed-on: http://review.whamcloud.com/22800
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Reviewed-by: John L. Hammond <john.hammond@intel.com>
Reviewed-by: Frank Zago <fzago@cray.com>