Merge pull request #8 from hpsaturn/fix_issue_#7_0_5_4_version

added old libraries target for testing

platformio.ini

@@ -37,6 +37,16 @@ lib_deps =
     https://github.com/hpsaturn/GxEPD2.git#df93a9d
     https://github.com/hpsaturn/M5-CoreInk.git#fix_inkEnable_issue
 
-    hpsaturn/CanAirIO Air Quality Sensors Library @ 0.5.4
-    ; ${commonlibs.lib_deps}  ; only for local tests of sensorslib
+    ; old CanAirIO sensors library
+    adafruit/Adafruit Unified Sensor@1.1.14
+    https://github.com/adafruit/Adafruit_BMP280_Library.git#2.6.1
+    https://github.com/adafruit/Adafruit_BME680.git#2.0.1
+    https://github.com/adafruit/Adafruit_BusIO.git#12e4ddb
+    https://github.com/adafruit/Adafruit_SHT31.git#2.0.0
+    https://github.com/RobTillaart/AM232X.git#0.4.1
+    https://github.com/WifWaf/MH-Z19.git#1.5.4
+    https://github.com/sparkfun/SparkFun_SCD30_Arduino_Library.git#v1.0.17
+    https://github.com/paulvha/sps30.git#1425d26
+    https://github.com/kike-canaries/canairio_sensorlib.git#v0.5.4
+    ; hpsaturn/CanAirIO Air Quality Sensors Library @ 0.5.4