#256 Add new DISPLAY_COLOR_TYPE (NONE, DES_COLOR) and adapt jpgdec-re… #116

Job	Run time
build-arduino (release-v4.4, weather)	1m 43s
build (release-v4.4, calibration_helper)	3m 11s
build (release-v4.4, demo)	4m 29s
build (release-v4.4, dragon)	3m 25s
build (release-v4.4, grayscale_test)	3m 39s
build (release-v4.4, mpd_status)	3m 30s
build (release-v4.4, terminal)	3m 11s
build (release-v4.4, www-image)	3m 49s
build (release-v5.1, calibration_helper)	3m 7s
build (release-v5.1, demo)	3m 17s
build (release-v5.1, dragon)	3m 46s
build (release-v5.1, grayscale_test)	3m 12s
build (release-v5.1, mpd_status)	3m 36s
build (release-v5.1, terminal)	4m 9s
build (release-v5.1, www-image)	3m 18s
	51m 22s

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