New upstream version 2.1

README.md

changelog

pyspread.desktop

pyspread/__init__.py

pyspread/actions.py

pyspread/cli.py

pyspread/commands.py

pyspread/dialogs.py

pyspread/entryline.py

pyspread/grid.py

pyspread/grid_renderer.py

pyspread/icons.py

pyspread/installer.py

pyspread/lib/csv.py

pyspread/lib/selection.py

pyspread/lib/spelltextedit.py

pyspread/lib/string_helpers.py

pyspread/lib/test/test_csv.py

pyspread/lib/test/test_selection.py

pyspread/lib/test/test_string_helpers.py