Sqlite-utils-shell

- Use `--load-extension path/to/extension.so` one or more times to load additional SQLite extensions. [7](https://github.com/simonw/sqlite-utils-shell/issues/7)
- Fixed bug where an "Aborted!" message was shown any time Ctrl+D was used to exit the program. [6](https://github.com/simonw/sqlite-utils-shell/issues/6)

- Semicolons at the end of statements can now be omitted in interactive mode. [4](https://github.com/simonw/sqlite-utils-shell/issues/4)

- Initial release. `sqlite-utils shell data.db` opens an interactive shell against the specified database - or an in-memory session if no database file is provided. [1](https://github.com/simonw/sqlite-utils-shell/issues/1)