After months of rumor and speculation, the Colombian brewery Grupo Bavaria, which was founded in 1889 and is the second largest in South America, has been acquired by SABMiller in the biggest merger in Colombian history. In a buyout in which the multinational with headquarters in London will obtain 71.8% of Grupo Bavaria’s stock, previously owned by the Santo Domingo family (owner of Caracol Televisión and, until recently, of Avianca). The Santo Domingo family is in turn to receive 225 million shares of SABMiller, which is equivalent to 15.1% of the company. SABMiller is to pay nearly $7.8 billion to complete the transaction. The news was announced Tuesday at dawn…