kernel: update kernel 4.4 to version 4.4.19

Refresh patches for all targets that support kernel 4.4.
Compile-tested on all targets that use kernel 4.4 and aren't marked broken.
Runtime-tested on ar71xx, octeon and x86/64.

Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>

target/linux/omap/patches-4.4/001-omap4_pandaboard-wlan_fix.patch

@@ -2,8 +2,9 @@
 +++ b/arch/arm/mach-omap2/twl-common.c
 @@ -368,6 +368,7 @@ static struct regulator_init_data omap4_
  static struct regulator_init_data omap4_clk32kg_idata = {
-	.constraints = {
-		.valid_ops_mask		= REGULATOR_CHANGE_STATUS,
+ 	.constraints = {
+ 		.valid_ops_mask		= REGULATOR_CHANGE_STATUS,
 +		.always_on		= true,
-	},
+ 	},
  };
+