Darth Gaydar! Star Wars game introduces homosexual characters for the first time as it catches up with the real world 

• Designers behind Star Wars: The Old Republic add 'gay' planet 'Makeb' 
• Players can hold 'flirty' dialogue and have same-sex cyber 'relationships' 
• Canadian makers say characters introduced after pressure from gay fans
• It is an online role-playing game with 1m players set in Star Wars universe
• Gays groups slam 'gay ghetto' for confining gay relationships to one area