unleash-client-java-4.0.1

• 8585ccb - fix: Added developers section to pom
• 69aac4f - chore: Move build to github actions
• 5e4bb2e - Changed to slf4j-api for logging.
• 4d5e652 - feat: Add support for filtering toggles on project
• 10171dc - fix: Add environment to metrics (#121)
• ee022e1 - Check if System property hostname is set
• 4b59e32 - chore: Update README to notify change to jacoco
• 572e8f1 - chore: Removed cobertura specific setting
• 89f4d06 - doc: Release guide
• f3c5a5b - fix: Added arguments property to clone sonatype