cycler v0.3.0

Added AtomicCycler
- Activated by atomic_cycler feature (enabled by default)
  - Requires allow_unsafe as requires unsafe code
- Uses a custom lockless atomic rwlock
Removed rust fmt linting
Added clippy release mode
Removed rustfmt.toml as it's no longer used

cycler v0.2.0

Removed commented out code
Added more default build functions
Changed traits module to be exported out of the main module
Added the allow_unsafe feature that is required for all unsafe code
- Unsafe is denied if allow_unsafe is not enabled

cycler v0.1.3

Added github actions to verify with clippy and miri
Added github actions to run tests
Ran rustfmt on the whole repo and added rustfmt.toml

cycler v0.1.2

Fixed use after free bug present when unsafe_cleanup is enabled
- This was due to drop ordering being incorrect in RwLockCyclerWriter andRwLockCyclerReader
Yanked v0.1.1 as this had a use after free bug by default

cycler v0.1.1

Added documentation to unsafe_cleanup feature and turned it on by default

cycler v0.1.0

Initial Version!