dm 0.1.5

Features

• dm_paste() generates self-contained code (#401).
• Errors regarding cycles in the relationship graph now show the shortest cycle (#405).
• Implement rows_truncate() for databases.
• collect() works on a zoomed dm, with a message.
• The data model is drawn in a more compact way if it comprises of multiple connected components.
• dm_add_pk(check = TRUE) gives a better error message.

Bug fixes

• rows_insert() works if column names consist of SQL keywords (#409).
• Cycles in other connected components don't affect filtering in a cycle-free component.
• Avoid src_sqlite() in examples (#372).

Internal

• Testing SQLite, Postgres and SQL Server on GitHub Actions (#408, @pat-s).
• Testing packages with all "Suggests" uninstalled.