Added Adafruit CircuitPlayground Express and Bluefruit (espressif#51)

* Added HalloWing M4 to Arcade Platforms

* Added Adafruit CircuitPlayground Express and Bluefruit

Author: makermelissa

install.sh

@@ -15,7 +15,7 @@ export MAIN_PLATFORMS='declare -A main_platforms=( [uno]="arduino:avr:uno" [due]
 # this will be eval'd in the functions below because arrays can't be exported
 export AUX_PLATFORMS='declare -A aux_platforms=( [trinket]="adafruit:avr:trinket5" [gemma]="arduino:avr:gemma" )'
 
-export CPLAY_PLATFORMS='declare -A cplay_platforms=( [cplayClassic]="arduino:avr:circuitplay32u4cat" [cplayExpress]="arduino:samd:adafruit_circuitplayground_m0" ) '
+export CPLAY_PLATFORMS='declare -A cplay_platforms=( [cplayClassic]="arduino:avr:circuitplay32u4cat", [cplayExpress]="arduino:samd:adafruit_circuitplayground_m0", [cplayExpressAda]="adafruit:samd:adafruit_circuitplayground_m0", [cplayBluefruit]="adafruit:nrf52:cplaynrf52840" ) '
 
 export SAMD_PLATFORMS='declare -A samd_platforms=( [zero]="arduino:samd:arduino_zero_native", [cplayExpress]="arduino:samd:adafruit_circuitplayground_m0", [m4]="adafruit:samd:adafruit_metro_m4:speed=120" )'