commits: 947bb7626fd1763608a470adf9cf5f156ef003e9

This data as json

sha	message	author_date	committer_date	raw_author	raw_committer	repo	author	committer
947bb7626fd1763608a470adf9cf5f156ef003e9	insert_all(..., alter=True) works for columns introduced after first 100 records * Insert all columns for every chunk * Update unit test to reflect new behaviour * Test that exception is raised * Update documentation Closes #139. Thanks, Simon Wiles!	2020-08-28T22:30:13Z	2020-08-28T22:30:13Z	a02cf01c415b3ca2d3b4458167191f30850ff9dd	cd792325681cbad9f663f2879d8b69f1edbb678f	140912432	96218	19864447