• Required Node.js version has increased to 0.12.
• New plugins: removeElementsByAttr (by IDs or classes) by @elidupuis,
  addAttributesToSVGElement by @gjjones,
  removeXMLNS (for SVG inlining) by @ricardobeat.
• Tests now correctly pass in Windows with CRLF line endings. Pretty print now accounts system line endings.
• Fixed bugs with collapsing groups with masks and transforms in collapseGroups.
• Fixed bugs with erroneous removing IDs in cleanupIDs.
• Improved attributes sorting in sortAttrs by @darktrojan.
• addClassesToSVGElement no more repeats classes (by @ricardobeat).