Merge branch 'master' into enviro-non-plus

diff --cc examples/particulates.py
Simple merge

diff --cc library/setup.cfg
index 9375d3cd731ac07e98191cf60af390a167af43dc,c48c7badd908ec278ce053344f1396833130a9fa..362646dc46c7fed964cc06f098685fab0b69e927
--- 1/library/setup.cfg
--- 2/library/setup.cfg
+++ b/library/setup.cfg
@@@ -33,10 -33,7 +33,11 @@@ install_requires 
        ltr559
        st7735
        ads1015
-         fonts
-         font-roboto
-         astral
-         pytz
++  fonts
++  font-roboto
++  astral
++  pytz
+       sounddevice
  
  [flake8]
  exclude =