Linux 4.4.115

BugLink: http://bugs.launchpad.net/bugs/1755509Signed-off-by: Juerg Haefliger <juergh@canonical.com>
Signed-off-by: Stefan Bader <stefan.bader@canonical.com>

Makefile

 VERSION = 4
 PATCHLEVEL = 4
-SUBLEVEL = 114
+SUBLEVEL = 115
 EXTRAVERSION =
 NAME = Blurry Fish Butt