wireguard: bump to 20171221

7e945a8 version: bump snapshot
f2168aa compat: kernels < 3.13 modified genl_ops
52004fd crypto: compile on UML
6b69b65 wg-quick: dumber matching for default routes
aa35d9d wg-quick: add the "Table" config option
037c389 keygen-html: remove prebuilt file

No patch refresh required.

Compile-test-for: ar71xx
Run-tested-on: ar71xx Archer C7 v2

Signed-off-by: Kevin Darbyshire-Bryant <ldir@darbyshire-bryant.me.uk>

package/network/services/wireguard/Makefile

@@ -11,12 +11,12 @@ include $(INCLUDE_DIR)/kernel.mk
 
 PKG_NAME:=wireguard
 
-PKG_VERSION:=0.0.20171211
+PKG_VERSION:=0.0.20171221
 PKG_RELEASE:=1
 
 PKG_SOURCE:=WireGuard-$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=https://git.zx2c4.com/WireGuard/snapshot/
-PKG_HASH:=57d799d35e92c905e548d00adeb7ed1ead4d6560f084c99e5aae0a87b4eb09e4
+PKG_HASH:=2b97697e9b271ba8836a04120a287b824648124f21d5309170ec51c1f86ac5ed
 
 PKG_LICENSE:=GPL-2.0 Apache-2.0
 PKG_LICENSE_FILES:=COPYING