Linters

Linters for use in CI or by developers. Also providing configurations for IDEs.

cppcheck

The suppression list is ideally empty, restricting to file scope is preferred.

The format for an error suppression is one of: [error id]:[filename]:[line] [error id]:[filename2] [error id]

Adding library cfg's for other deps could improve cppchecks ability to find issues.

A linter for checking copyright dates in file headers are up to date.