build: backport patches for build with OpenSSL 1.1

...wrt/0088-x86-preserve-partition-table-on-sysupgrade.patch

...openwrt/0089-x86-make-sysupgrade-work-without-partx.patch

...penwrt/0090-x86-search-PARTUUID-in-any-block-device.patch

...1-x86-generalize-partition-discovery-for-sysupgrade.patch

...92-scripts-download.pl-Use-CDN-for-kernel-downloads.patch

...nwrt/0093-x86-move-sysupgrade.tgz-only-if-it-exists.patch

...-export-x86-platform-upgrade-functions-to-common.sh.patch

...095-x86-fix-sysupgrades-on-disks-with-4k-block-size.patch

...096-netifd-Fix-triggering-of-interface-update-event.patch

...dp-properly-support-MSG_PEEK-with-truncated-buffers.patch

...8-tools-mkimage-fix-build-with-OpenSSL-1.1.x-FS-182.patch

...-mkimage-fix-openssl-1.1.x-compat-fix-with-libressl.patch

...LEDE-17.01-d1e0cc8cd5b460df47a2316653c273e27ebf93b1.patch