From: Jonathan McDowell <noodles@earth.li>
Date: Mon, 3 Sep 2018 19:03:35 +0000 (+0100)
Subject: Add initial OTA upgrade support
X-Git-Url: https://the.earth.li/gitweb/?a=commitdiff_plain;h=a139c6de516968e2a0e7a21c153404eebea94c9e;hp=a139c6de516968e2a0e7a21c153404eebea94c9e;p=esp8266-clock.git

Add initial OTA upgrade support

Add support for receiving a new flash image over HTTP and do a check to
see if one is available at boot up. Will program the alternative bank
after doing a check for version.txt with a later version number that
we're running at present.
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