v0.16.0

0.16.0

Bugfixes

• fix wemux class_eval error (#590)

Misc

• drop support for ruby 2.3
• bump required_ruby_version
• bump test matrix patch versions
• Add -n, [--newline], [--no-newline] flag for list command
  Force output to be one entry per line
• make pre/post deprecation warnings more descriptive
• remove pre/post from project configuration template
• remove support for Ruby 2.2
• bundler version constraint now supports bundler >= 2 (required by TravisCI)