Wladimir J. van der Laan c72906dcc1 refactor: Remove redundant c_str() calls in formatting
Our formatter, tinyformat, *never* needs `c_str()` for strings.
Remove redundant `c_str()` calls for:

- `strprintf`
- `LogPrintf`
- `tfm::format`
2019-10-28 13:31:33 +01:00
..
2019-10-15 22:56:43 +00:00
2019-08-15 16:02:10 -04:00
2019-10-15 22:56:43 +00:00
2019-10-15 22:56:43 +00:00
2019-10-15 22:56:43 +00:00