Bump log from 0.3.6 to 0.4.8

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Bumps log from 0.3.6 to 0.4.8.

Release notes

Sourced from log's releases.

env_logger-0.4.3

• Make log target configurable (#105, thanks @​dbrgn)

env_logger-0.4.2

No release notes provided.

env_logger-0.4.1

No release notes provided.

env_logger-0.4.0

No release notes provided.

Changelog

Sourced from log's changelog.

[0.4.8] - 2019-07-28

New

• Support attempting to get Record fields as static strings.

[0.4.7] - 2019-07-06

New

• Support for embedded environments with thread-unsafe initialization.
• Initial unstable support for capturing structured data under the kv_unstable
  feature gate. This new API doesn't affect existing users and may change in future
  patches (so those changes may not appear in the changelog until it stabilizes).

Improved

• Docs for using log with the 2018 edition.
• Error messages for macros missing arguments.

[0.4.6] - 2018-10-27

Improved

• Support 2018-style macro import for the log_enabled! macro.

[0.4.5] - 2018-09-03

Improved

• Make log's internal helper macros less likely to conflict with user-defined
  macros.

[0.4.4] - 2018-08-17

Improved

• Support 2018-style imports of the log macros.

[0.4.3] - 2018-06-29

Improved

• More code generation improvements.

[0.4.2] - 2018-06-05

Improved

• Log invocations now generate less code.

... (truncated)

Commits

• See full diff in compare view

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