[catalog] Modernize CatalogViewController.m.
[catalog] Modernize CatalogViewController.m.

bogardon/nimbus,ycaihua/nimbus,DreamHill/nimbus,liuwu/nimbus,DreamHill/nimbus,bogardon/nimbus,SuPair/nimbus,bangquangvn/nimbus,marcobgoogle/nimbus,jverkoey/nimbus,veue/nimbus,kviksilver/nimbus,jverkoey/nimbus,treejames/nimbus,dachaoisme/nimbus,Arcank/nimbus,panume/nimbus,quyixia/nimbus,zaichang/nimbus,tranhieutt/nimbus,LcongGitHub/nimbus,LcongGitHub/nimbus,panume/nimbus,DreamHill/nimbus,kviksilver/nimbus,hanangellove/nimbus,SuPair/nimbus,panume/nimbus,treejames/nimbus,bogardon/nimbus,hanangellove/nimbus,cnbin/nimbus,mohsinalimat/nimbus,JyHu/nimbus,zilaiyedaren/nimbus,marcobgoogle/nimbus,dachaoisme/nimbus,quyixia/nimbus,jverkoey/nimbus,Guokr1991/nimbus,SuPair/nimbus,michaelShab/nimbus,LcongGitHub/nimbus,tranhieutt/nimbus,michaelShab/nimbus,Guokr1991/nimbus,liuwu/nimbus,kisekied/nimbus,zilaiyedaren/nimbus,ycaihua/nimbus,dmishe/nimbus,Arcank/nimbus,DreamHill/nimbus,Guokr1991/nimbus,dieface/nimbus,kisekied/nimbus,xiaohongjun0509/nimbus,veue/nimbus,jverkoey/nimbus,hanangellove/nimbus,ycaihua/nimbus,dmishe/nimbus,kviksilver/nimbus,compositeprimes/nimbus,LcongGitHub/nimbus,tranhieutt/nimbus,chanffdavid/nimbus,dieface/nimbus,Guokr1991/nimbus,kisekied/nimbus,tranhieutt/nimbus,andaluz/nimbus,weiyanwu1984/nimbus,Arcank/nimbus,JyHu/nimbus,mohsinalimat/nimbus,bangquangvn/nimbus,zaichang/nimbus,bogardon/nimbus,bangquangvn/nimbus,LcongGitHub/nimbus,JyHu/nimbus,marcobgoogle/nimbus,hanangellove/nimbus,bogardon/nimbus,compositeprimes/nimbus,zaichang/nimbus,treejames/nimbus,andaluz/nimbus,WeeTom/nimbus,compositeprimes/nimbus,Guokr1991/nimbus,weiyanwu1984/nimbus,mohsinalimat/nimbus,quyixia/nimbus,kviksilver/nimbus,marcobgoogle/nimbus,dachaoisme/nimbus,dmishe/nimbus,kisekied/nimbus,quyixia/nimbus,dmishe/nimbus,WeeTom/nimbus,WeeTom/nimbus,weiyanwu1984/nimbus,Arcank/nimbus,bogardon/nimbus,weiyanwu1984/nimbus,veue/nimbus,WeeTom/nimbus,hanangellove/nimbus,veue/nimbus,zilaiyedaren/nimbus,tranhieutt/nimbus,xiaohongjun0509/nimbus,marcobgoogle/nimbus,treejames/nimbus,cnbin/nimbus,SuPair/nimbus,kviksilver/nimbus,panume/nimbus,compositeprimes/nimbus,andaluz/nimbus,kviksilver/nimbus,SuPair/nimbus,chanffdavid/nimbus,quyixia/nimbus,michaelShab/nimbus,dmishe/nimbus,panume/nimbus,michaelShab/nimbus,jverkoey/nimbus,WeeTom/nimbus,compositeprimes/nimbus,dachaoisme/nimbus,kisekied/nimbus,jverkoey/nimbus,chanffdavid/nimbus,michaelShab/nimbus,quyixia/nimbus,bangquangvn/nimbus,dmishe/nimbus,marcobgoogle/nimbus,hanangellove/nimbus,cnbin/nimbus,LcongGitHub/nimbus,michaelShab/nimbus,ycaihua/nimbus,compositeprimes/nimbus,bangquangvn/nimbus,zilaiyedaren/nimbus,weiyanwu1984/nimbus,liuwu/nimbus,chanffdavid/nimbus,Arcank/nimbus,veue/nimbus,mohsinalimat/nimbus,chanffdavid/nimbus,andaluz/nimbus,zaichang/nimbus,zaichang/nimbus,dieface/nimbus,chanffdavid/nimbus,treejames/nimbus,dieface/nimbus,dachaoisme/nimbus,liuwu/nimbus,Arcank/nimbus,cnbin/nimbus,weiyanwu1984/nimbus,compositeprimes/nimbus,ycaihua/nimbus,cnbin/nimbus,zilaiyedaren/nimbus,DreamHill/nimbus,JyHu/nimbus,zaichang/nimbus,cnbin/nimbus,Arcank/nimbus,DreamHill/nimbus,bogardon/nimbus,dachaoisme/nimbus,ycaihua/nimbus,dieface/nimbus,jverkoey/nimbus,bangquangvn/nimbus,liuwu/nimbus,quyixia/nimbus,JyHu/nimbus,tranhieutt/nimbus,dieface/nimbus,xiaohongjun0509/nimbus,kisekied/nimbus,JyHu/nimbus,andaluz/nimbus,mohsinalimat/nimbus,liuwu/nimbus,zilaiyedaren/nimbus,treejames/nimbus,panume/nimbus,SuPair/nimbus,andaluz/nimbus,mohsinalimat/nimbus,xiaohongjun0509/nimbus,Guokr1991/nimbus,xiaohongjun0509/nimbus,WeeTom/nimbus,xiaohongjun0509/nimbus,marcobgoogle/nimbus,JyHu/nimbus