Arson, at common law, is the act of unlawfully and maliciously burning the house of another man. 4 Steph. Comm. 99; 2 Russ. Crimes, 896; Steph. Crim. Dig. 298. Arson, by the common law, is the willful and malicious burning of the house of another. The word “house,” as here understood, includes not merely the dwelling house, but all outhouses which are parcel thereof. Arson is the malicious and willful burning of the house or outhouse of another. Code Ga. 1882,