Bump backtrace from 0.3.24 to 0.3.26 (#80)
Bump backtrace from 0.3.24 to 0.3.26 (#80)

Bumps [backtrace](https://github.com/alexcrichton/backtrace-rs) from 0.3.24 to 0.3.26.
- [Release notes](https://github.com/alexcrichton/backtrace-rs/releases)
- [Commits](https://github.com/alexcrichton/backtrace-rs/compare/0.3.24...0.3.26)
alex/csv-sql