1.2.1 Feature release (2016-06-04)

Enhancements

• Compatible with svg-sprite 1.2.1
• Updated dependencies & development dependencies (svg-sprite #67, svg-sprite #82)
• ATTENTION: Relocated the shape transformations list config option to shape.transform
• Added custom root attributes support (svg-sprite #87)
• Introduced a global post-processing transformation option (svg-sprite #64, svg-sprite #87)