* Three-day ceasefire in Homs
* 200 expected to be evacuated from Old City
* Government confirms it will go to Geneva talks (Updates throughout)
By Khaled Hariri
HOMS, Syria, Feb 7 (Reuters) - Syria evacuated three busloads of civilians from a besieged area of Homs on Friday, the first stage of a planned three-day humanitarian ceasefire in the city which has suffered some of the worst ...