Merge branch 'master' of https://git.senseright.com.au/JSD/OTA

1.48 MQTT size
--- a/INDUSTRIAL/Old/1.47/firmware
+++ b/INDUSTRIAL/Old/1.47/firmware
--- a/INDUSTRIAL/Old/1.47/firmware.bin
+++ b/INDUSTRIAL/Old/1.47/firmware.bin
--- a/INDUSTRIAL/firmware.bin
+++ b/INDUSTRIAL/firmware.bin
Author	SHA1	Message	Date
Joshua Dwyer	0dcc45c31f	Merge branch 'master' of https://git.senseright.com.au/JSD/OTA	2 weeks ago
Joshua Dwyer	677ded4338	1.48 MQTT size	2 weeks ago