Remove UA override for different domains 

 890288 - Remove UA override for espn.go.com 	189c3da
891994 - Remove UA override for clickjogos.uol.com.br 	2f4cfcb
891997 - Remove UA override for tam.com.br 	4522208
891998 - Remove UA override for ceneo.pl 	f5fd7a4
892001 - Remove UA override for thinkgeek.com