added run-demo.bat
Merge branch 'master' of https://github.com/decebals/pf4j
Merge branch 'master' of https://github.com/decebals/pf4j
Merge branch 'master' of https://github.com/decebals/pf4j
Merge branch 'master' of https://github.com/decebals/pf4j
fix a minor message format in logging
Merge branch 'master' of https://github.com/decebals/pf4j