The online subscription service for Rockstar Games’ GTA Online has received a price increase on both PlayStation and Xbox systems.  The service has always been a hot topic with its price, but recently the addition of classic Rockstar titles such as Red Dead Redemption, GTA: Liberty City Stories and GTA: Chinatown Wars have almost made it worthwhile subscribing to.  That being said, the previous price of £4.99 / $5.99 / €5.99 a month is now up to £6.99 / $7.99 / €7.99. An increase of £2 per month.  Whilst it’s more a month than players are use to, the benefits of GTA+ are still really good even for the new…