az0.28.5.release1 [NETWORK]POST_MAX

Requires EEPROM be initialized for POST_MAX, and supports uSD ms_cfg.ini0 and ms_cfg.ini1 to do this
(For developer comments for v0.28.5.release1 from v0.28.3 $ git log --decorate --stat --after="2021-Mar-24")
Changes from https://github.com/EnviroDIY/ModularSensors/releases/tag/v0.28.5
New features included
#56 #10 - add capability of parsing on uSD ms_cfg.ini0, ms_cfg.ini1 then ms_cfg.ini
#52 Add cell phone connections to uSD .log
#49 Add ms_cfg.ini: [NETWORK] POST_MAX - requires EEPROM to be reinitialized.
#46 Fix LTE modem shouldn’t be used with low power
For modem pin mode fix STATUS, no known bugs.
Build improvement : Capture full build context including libs

For mayfly_0.28.5_210711_1449_LT5_lte.hex on boot ...
---Boot. Sw Build: src\tu_xx01.cpp Jul 11 2021 14:51:17 .
Sw Name: tu_LT5_lte LT500
ModularSensors version 0.28.5
TinyGSM Library version 0.11.4

For program files and sample ms_cfg.h see
https://github.com/neilh10/ms_releases
https://github.com/neilh10/ModularSensors/wiki/Hw-Mayfly-config-EEPROM