executor: Make iterations attribute "public"
executor: Make iterations attribute "public"

ARM-software/lisa,mdigiorgio/lisa,ARM-software/lisa,arnoldlu/lisa,mdigiorgio/lisa,credp/lisa,bjackman/lisa,bjackman/lisa,credp/lisa,ARM-software/lisa,ARM-software/lisa,credp/lisa,credp/lisa,arnoldlu/lisa