BusinessDealsM&A News: Rakuten, Viber, Actavis, Forest Labs, WhatsAppFacebookXLinkedInEmailLinkGiftExpandFacebookXLinkedInEmailLinkGiftGift this articleContact us:Provide news feedback or report an errorConfidential tip?Send a tip to our reportersSite feedback:Take our SurveyNew WindowFacebookXLinkedInEmailLinkGiftBy Evan ApplegateFebruary 20, 2014 at 6:00 PM UTCBookmarkSaveLock This article is for subscribers only.This article is part of the February 24, 2014 issue of businessweek.Chevron RightRakuten buys Viber, and analysts are not impressed, plus other deals.