*: bump 0.5.1 (#67)

Signed-off-by: Jay Lee <[email protected]>

Bump package version after rand dependency update (#59)

Signed-off-by: Vladyslav Movchan <[email protected]>

version 0.4.0

- re-arrange macros to avoid leaking
- support callback action
- update rand to 0.7

version 0.3.0

- fail-rs is now 2018-edition compatible!
- refine documentations
- add test-mutex pattern directly to the library
- disable code generation by default

version 0.2.1

- improve documentation.

version 0.2.0

- use name to identify failpoint instead of absolute module path
- support listing configured rules

initial release