fix blacklist --fixer option (issue #149)
merged branch romulodl/fix_blacklist (PR #215)

This PR was squashed before being merged into the master branch (closes #215).

Discussion
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fix blacklist --fixer option (issue #149)

Fix the blacklist options (i. e. fix path/ --fixer=-psr0)

This option was closing the application without doing anything because the fixers were not been loaded properly.

Commits
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ee3cef1 fix blacklist --fixer option (issue #149)