Add fast parsing to ISOT
Add fast parsing to ISOT

mhvk/astropy,mhvk/astropy,astropy/astropy,dhomeier/astropy,pllim/astropy,lpsinger/astropy,astropy/astropy,pllim/astropy,lpsinger/astropy,lpsinger/astropy,larrybradley/astropy,dhomeier/astropy,lpsinger/astropy,dhomeier/astropy,StuartLittlefair/astropy,dhomeier/astropy,mhvk/astropy,aleksandr-bakanov/astropy,StuartLittlefair/astropy,astropy/astropy,saimn/astropy,astropy/astropy,mhvk/astropy,aleksandr-bakanov/astropy,saimn/astropy,saimn/astropy,lpsinger/astropy,aleksandr-bakanov/astropy,pllim/astropy,StuartLittlefair/astropy,saimn/astropy,mhvk/astropy,astropy/astropy,larrybradley/astropy,larrybradley/astropy,StuartLittlefair/astropy,StuartLittlefair/astropy,larrybradley/astropy,saimn/astropy,larrybradley/astropy,dhomeier/astropy,pllim/astropy,aleksandr-bakanov/astropy,pllim/astropy