Add csv writter

This function can be tested as:

"""
if __name__ == '__main__':
	matrix = [['Me', 'You'],
	            ['293', '219'],
		                ['54', '13']]
					file = "results.csv"
						CSV_Handler().fill_csv(matrix,file)
						"""

Signed-off-by: vrodri3 <victor.manuel.rodriguez.bahena@intel.com>