Update unified.rst
Update unified.rst

Fixed typos.
StuartLittlefair/astropy,mhvk/astropy,dhomeier/astropy,mhvk/astropy,DougBurke/astropy,dhomeier/astropy,kelle/astropy,DougBurke/astropy,saimn/astropy,saimn/astropy,joergdietrich/astropy,MSeifert04/astropy,lpsinger/astropy,aleksandr-bakanov/astropy,funbaker/astropy,AustereCuriosity/astropy,pllim/astropy,larrybradley/astropy,astropy/astropy,larrybradley/astropy,pllim/astropy,StuartLittlefair/astropy,bsipocz/astropy,pllim/astropy,dhomeier/astropy,funbaker/astropy,stargaser/astropy,mhvk/astropy,funbaker/astropy,kelle/astropy,StuartLittlefair/astropy,kelle/astropy,joergdietrich/astropy,kelle/astropy,stargaser/astropy,AustereCuriosity/astropy,kelle/astropy,joergdietrich/astropy,StuartLittlefair/astropy,pllim/astropy,stargaser/astropy,MSeifert04/astropy,AustereCuriosity/astropy,mhvk/astropy,pllim/astropy,DougBurke/astropy,joergdietrich/astropy,tbabej/astropy,stargaser/astropy,lpsinger/astropy,tbabej/astropy,larrybradley/astropy,saimn/astropy,funbaker/astropy,joergdietrich/astropy,bsipocz/astropy,astropy/astropy,aleksandr-bakanov/astropy,aleksandr-bakanov/astropy,MSeifert04/astropy,tbabej/astropy,MSeifert04/astropy,lpsinger/astropy,DougBurke/astropy,dhomeier/astropy,larrybradley/astropy,StuartLittlefair/astropy,bsipocz/astropy,AustereCuriosity/astropy,larrybradley/astropy,lpsinger/astropy,tbabej/astropy,aleksandr-bakanov/astropy,astropy/astropy,mhvk/astropy,saimn/astropy,astropy/astropy,dhomeier/astropy,bsipocz/astropy,AustereCuriosity/astropy,lpsinger/astropy,saimn/astropy,tbabej/astropy,astropy/astropy