Added ENU to mats by rtklib2matlab.py

     'sdz', 'sdxy', 'sdyz', 'sdzx', 'age', 'ratio']

    n_lines = 0

    ref_pos = None

    with open(infile, 'rU') as f:

        for line in f:

            if line.startswith('%'):

                    names = [handle_name(name) for name in split_line(line.strip('% '))]

                    if names[0] == 'gpst':

                        names.insert(0, 'week')

                if 'ref pos' in line:

                    data_start = line.index(':', 1)

                    ref_pos = [float(p) for p in split_line(line[data_start+1:].strip())]

                continue

            data_line = parseline(line, names)

            for key, val in data_line.items():

                    data[key][c_line] = val

            c_line += 1

    if 'latitude' in names:

        try:

            from pymap3d import geodetic2enu

            print('Adding enu')

            east, north, up = geodetic2enu(data['latitude'], data['longitude'], data['height'], *ref_pos)

            data['e_baseline'] = east

            data['n_baseline'] = north

            data['u_baseline'] = up

        except ImportError:

            print('Install pymap3d to automatically add enu solution')

    print('Saving .mat')

    savemat(outfile, {'rtklib': data})

    print('Done.')