0.9.59

• Bugfix: quiet warning about missing folder, when deleting a folder and its files from the Greyhole Trash share.
• Remove unused duplicate code from common.php
• Remove code duplication in replace, wait-for, going and gone CLI runners.
• Simplified adding line feeds in CLI commands output
• Better --debug output using JSON (pretty-print); also simplified debug CLI runner code by separating every step in a different function.
• Fixed vulnerability that allowed anyone to execute commands normally reserved to root. Example exploit: https://gist.github.com/gboudreau/4d3bb852a8d1a016ebfc
• Simplified code that executes DB migrations
• Bugfix on recent commit that caused warnings
• More OO refactoring; hopefully lower complexity in existing files
• Simplified ConfigHelper
• More simplifications of ConfigHelper
• Typo in last commit
• Show Code Climate result in Github readme
• Improvement: greatly simplified command line arguments processing
• De-duplicated code
• Code changes suggested by scrutinizer-ci.com
• Regression: Typo in last commit forced all greyhole commands to run all DB migrations.
• Bugfix: logging to syslog was not working
• Bugfix: when using symlink($target, $link) fails, use the alternative exec("ln -s $target $link")
• Don't use static:: when self:: is enough