Update OpenWrt base

...6-stop-relying-on-hexdump-for-image-build-signature.patch

...71xx-Use-_eth_cfg-helper-for-Open-Mesh-MR900-boards.patch

patches/openwrt/0054-mt76-fix-build-with-kernel-3.18.patch

...xx-Allow-to-use-ath79_gpio_output_select-on-QCA955x.patch

...nwrt/0055-ramips-Support-LEDs-on-D-Link-DIR-860L-B1.patch

...1xx-Add-support-for-ath79_gpio_function_-on-QCA955X.patch

...rt-and-make-LEDs-known-to-userspace-for-DIR-860L-B1.patch

...r71xx-Add-QCA955X-GPIO-mux-and-function-definitions.patch

...ps-set-correct-LAN-WAN-MAC-addresses-on-DIR-860L-B1.patch

...nwrt/0058-ar71xx-Use-PHY-fixups-for-Open-Mesh-MR900.patch

...0058-ar71xx-add-support-for-TP-LINK-TL-WR842N-ND-v3.patch

...-ar71xx-Fix-TL-WR841N-v11-LEDs-use-separate-machine.patch

...wrt/0059-ar71xx-Use-PHY-fixups-for-Open-Mesh-MR1750.patch

...te-version-of-ath79_setup_qca955x_eth_cfg-for-MR900.patch

...hes/openwrt/0060-x86-generic-enable-CONFIG_SATA_VIA.patch

...e-version-of-ath79_setup_qca955x_eth_cfg-for-MR1750.patch

...cap-fix-dependency-of-install-shared-so-make-target.patch

...1xx-add-revision-detection-for-D-Link-DIR-505-A1-A2.patch

...m-fwupgradecfg-gen.sh-Fix-u-boot-image-md5sum-check.patch

...use-D-Link-DIR-505-status-LED-as-ethernet-indicator.patch