Add Intel Bluetooth firmware patch files

This is firmware patch files for Bluetooth module in Intel 7260 combo chip.
Signed-off-by: Tedd Ho-Jeong An <tedd.an@intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

LICENCE.ibt_firmware

+Copyright © 2013, Intel Corporation.
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WHENCE

@@ -2091,3 +2091,12 @@ Licence: Redistributable. See LICENCE.ca0132 for details
 Found also in alsa-firmware package.
 
 --------------------------------------------------------------------------
+
+Driver: btusb - Bluetooth USB driver
+
+File: intel/ibt-default-37.7.bseq
+File: intel/ibt-hw-37.7.10-fw-1.80.2.3.d.bseq
+
+Licence: Redistributable. See LICENCE.ibt_firmware for details
+
+--------------------------------------------------------------------------