Merge branch 'master' into develop
remove plugin world-art-filler-bundle
Merge branch 'issue-81' into develop
Update README.md
normalize a directory separator
add __construct param type
add method for copy package
rename method of copy package
simple copy object
store in event a simple package
Merge branch 'issue-82' into develop
add fileinfo php ext as dev require
Merge branch 'issue-84' into develop
correct require-dev
Merge branch 'issue-84' into develop
update version
Merge branch 'release_0.3.1'