Added test for duplicate variables in different accessors
Added test for duplicate variables in different accessors

pspeter3/tslint,bolatovumar/tslint,nchen63/tslint,andy-hanson/tslint,gtanner/tslint,aciccarello/tslint,IllusionMH/tslint,Pajn/tslint,vmmitev/tslint,marekszala/tslint,nikklassen/tslint,IllusionMH/tslint,palantir/tslint,palantir/tslint,nikklassen/tslint,DickvdBrink/tslint,GabiGrin/tslint,gtanner/tslint,andy-hanson/tslint,marekszala/tslint,weswigham/tslint,pspeter3/tslint,mprobst/tslint,nchen63/tslint,pocke/tslint,GabiGrin/tslint,bolatovumar/tslint,mprobst/tslint,andy-ms/tslint,prendradjaja/tslint,Kuniwak/tslint,s-panferov/tslint,andy-hanson/tslint,Kuniwak/tslint,andy-ms/tslint,prendradjaja/tslint,Nemo157/tslint,liviuignat/tslint,pocke/tslint,YuichiNukiyama/tslint,ScottSWu/tslint,Nemo157/tslint,marekszala/tslint,spirosikmd/tslint,gtanner/tslint,weswigham/tslint,pspeter3/tslint,spirosikmd/tslint,Pajn/tslint,spirosikmd/tslint,vmmitev/tslint,JoshuaKGoldberg/tslint,YuichiNukiyama/tslint,berickson1/tslint,IllusionMH/tslint,ScottSWu/tslint,vmmitev/tslint,nchen63/tslint,lukeapage/tslint,RyanCavanaugh/tslint,palantir/tslint,JoshuaKGoldberg/tslint,berickson1/tslint,aciccarello/tslint,s-panferov/tslint,RyanCavanaugh/tslint,ScottSWu/tslint,Pajn/tslint,andy-ms/tslint,weswigham/tslint,GabiGrin/tslint,Kuniwak/tslint,bolatovumar/tslint,DickvdBrink/tslint,liviuignat/tslint,nikklassen/tslint,RyanCavanaugh/tslint,JoshuaKGoldberg/tslint,pocke/tslint,aciccarello/tslint,mprobst/tslint,lukeapage/tslint,Nemo157/tslint,berickson1/tslint,liviuignat/tslint,YuichiNukiyama/tslint,prendradjaja/tslint,s-panferov/tslint