1
1

Fixed deprecated attribute xytext -- use xyann.
Try xyann first and use xytext only if xyann is not available.

2

unique_labels: don't delete dict key inside iteration.

Python 2.7 has no problem if we do d.keys() and then del d[key].
But Python 3.5 throws exception. Use a simple dict construction
to filter and replace the dict.

3

plot_line_ids: convert zip to tuple (line 367) for Python 3.5.

4
Updated version to 0.2.1.

phn/lineid_plot