Fix a problem that caused the U. F. O. driver to shrink the layer storage when reading a U. F. O. ordering layers in a fashion different from FontForge.
When reading a U. F. O. that omits a foreground in its layer contents but includes an unused glyphs directory, use the glyphs directory for the foreground.
Merge pull request #1912 from fontforge/ufo_size_layer_array_1

Fix a U. F. O. layering bug.
Merge pull request #1913 from fontforge/ufo_load_unlisted_foreground_1

Improve handling of malformed U. F. O. layer contents listings.
Copy contour names when copying contours.
Merge pull request #1914 from fontforge/spline_set_copy_include_contour_name_1

Copy contour names when copying contours.