Return the sorted AnnotationList (can be used if the checkMinutiae() function have to be overloaded)

Migration of the lstTo012() function to use the Minutiae attributes instead of unpacking to variables

Migration of the checkMinutiae() function to use the Minutiae attributes instead of unpacking the Minutiae in multiples variables

Add the __iadd__() function to the AnnotationList class (call the __iadd__() function of each element of the list)