1.0.0

• Fixed: metalsmith-collections are now correctly adjusted to avoid duplicates entries after rebuilds)
• Removed: pattern option has been remove. Please use the new paths option
• Added: paths option allows you to specify a map to trigger rebuilds
  (closes #4 and #13)
• Added: log option to be able to control watcher logs
• Added: when a JavaScript file is changed, the corresponding cache in node/iojs cache is refreshed.
  This is particularly handy when working with plain JavaScript template
  (eg: react template made with metalsmith-react)