Make sure we always set self.tokenizer to NULL after deletion
Make sure we always set self.tokenizer to NULL after deletion

mhvk/astropy,MSeifert04/astropy,mhvk/astropy,lpsinger/astropy,saimn/astropy,bsipocz/astropy,bsipocz/astropy,MSeifert04/astropy,MSeifert04/astropy,lpsinger/astropy,pllim/astropy,saimn/astropy,mhvk/astropy,stargaser/astropy,mhvk/astropy,dhomeier/astropy,astropy/astropy,lpsinger/astropy,StuartLittlefair/astropy,pllim/astropy,dhomeier/astropy,larrybradley/astropy,larrybradley/astropy,saimn/astropy,aleksandr-bakanov/astropy,dhomeier/astropy,saimn/astropy,StuartLittlefair/astropy,aleksandr-bakanov/astropy,astropy/astropy,pllim/astropy,lpsinger/astropy,MSeifert04/astropy,StuartLittlefair/astropy,saimn/astropy,stargaser/astropy,astropy/astropy,dhomeier/astropy,StuartLittlefair/astropy,pllim/astropy,larrybradley/astropy,astropy/astropy,stargaser/astropy,astropy/astropy,stargaser/astropy,larrybradley/astropy,StuartLittlefair/astropy,lpsinger/astropy,pllim/astropy,larrybradley/astropy,mhvk/astropy,aleksandr-bakanov/astropy,bsipocz/astropy,aleksandr-bakanov/astropy,dhomeier/astropy,bsipocz/astropy