pull in new epaper lib (which required importing configuration.h everywhere

for dumb reasons)

platformio.ini

@@ -357,11 +357,11 @@ board = t-echo
 # add our variants files to the include and src paths
 # define build flags for the TFT_eSPI library - NOTE: WE NOT LONGER USE TFT_eSPI, it was for an earlier version of the TTGO eink screens
 # -DBUSY_PIN=3 -DRST_PIN=2 -DDC_PIN=28 -DCS_PIN=30
-build_flags = ${nrf52_base.build_flags} -Ivariants/t-echo
+build_flags = ${nrf52_base.build_flags} -Ivariants/t-echo 
 src_filter = ${nrf52_base.src_filter} +<../variants/t-echo>
 lib_deps = 
   ${nrf52840_base.lib_deps}
-  https://github.com/geeksville/EPD_Libraries.git
+  https://github.com/geeksville/GxEPD2.git
 ;upload_protocol = fs
 
 ; First prototype eink/nrf52840/sx1262 device (removed from build because didn't ship in quantity)