fern

• Re-add compatibility for rust versions 1.16.0+, and add CI testing with rustc 1.16.0 to ensure this is kept in the future.
• Add some more general documentation updates and clarity increases.
• Add a CHANGELOG.md which mirrors git tag releases.
• Update documentation links to point to docs.rs rather than custom hosted documentation.
• Fix ColoredLevelConfig::default being an inherent m...

• Re-add support for colored log levels with the 'colored' feature
  • This was initially implemented in fern 0.4.4 by @nihilus, but support was accidentally dropped in fern 0.5.0.
• Fix the ability to run tests on windows, and refactor integration tests for developer clarity
• Update documentation for clarity

Short list of changes in 0.5.0:

• Updated from log 0.3 to log 0.4. Both are inter...

• Update from log 0.3 to log 0.4. Both log versions are interoperable, but line numbers from libraries using 0.4 won't show up in binaries with recievers using log 0.4.
  • To clarify: both fern 0.4 and 0.5 will work perfectly with all libraries, but line numbers will always be 0 if you use fern 0.4 and log 0.4.
• Remove fern::FernLog. With log 0.4, log records can be constructed directly, and f...

• Add support for sending to an std::sync::mpsc::Sender as a log output

• Add support for coloring log levels in Unix terminals using the 'colored' crate
  • This is enabled via the 'colored' feature, and adds a fern::color module.
  • Thanks to @nihiluis for implementing this feature.