Merge pull request #81 from DieterReuter/upgrade-kernel-4.9.80-201804…

…26-171616

Upgrade to kernel 4.9.80 optimized for Docker (kernel build 20180426-171616)

Dockerfile

@@ -17,7 +17,7 @@ ENV FETCH_MISSING_ARTIFACTS=true \
     ROOTFS_TAR_CHECKSUM="737c914f5d457772072cba8a647b31b564bcb2e896870e087f5ed6ccbcc9a1e9" \
     RAW_IMAGE_CHECKSUM="2fbeb13b7b0f2308dbd0d82780b54c33003ad43d145ff08498b25fb8bbe1c2c6" \
     BOOTLOADER_BUILD="20180320-071222" \
-    KERNEL_BUILD="20180319-130037"
+    KERNEL_BUILD="20180426-171616"
 
 RUN apt-get update && \
     DEBIAN_FRONTEND=noninteractive apt-get install -y \