change category green_and_grey (2) -> general
change category blue_and_grey (32) -> general
change category purple_and_grey (16) -> general
remove alias gray_and_green (0) -> green_and_grey (2)
remove alias grey_and_green (0) -> green_and_grey (2)
remove alias gray_and_blue (0) -> blue_and_grey (32)
remove alias grey_and_blue (0) -> blue_and_grey (32)
remove alias gray_and_purple (0) -> purple_and_grey (16)
remove alias grey_and_purple (0) -> purple_and_grey (16)