add docs to monotonic-clock
add docs to monotonic-clock

littledan/Factor,cataska/factor,ceninan/factor,cataska/factor,erg/factor,kingcons/factor,erg/factor,kingcons/factor,kingcons/factor,erg/factor,mcandre/factor,littledan/Factor,mcandre/factor,erg/factor,ceninan/factor,erg/factor,mcandre/factor,ceninan/factor,erg/factor,littledan/Factor,littledan/Factor,mcandre/factor,ceninan/factor,erg/factor,cataska/factor,kingcons/factor,mcandre/factor,cataska/factor,mcandre/factor,mcandre/factor