v0.12.0 - 23rd November 2015

Bundle pre-compiled libvips and its dependencies for 64-bit Linux and Windows. #42

Take advantage of libvips v8.1.0+ features. #152

Add support for 64-bit Windows. Drop support for 32-bit Windows. #224 @sabrehagen

Switch default interpolator to bicubic. #289 @mahnunchik

Pre-extract rotatation should not swap width/height. #296 @asilvas

Ensure 16-bit+alpha input images are (un)premultiplied correctly. #301 @izaakschroeder

Add threshold operation. #303 @dacarley

Add negate operation. #306 @dacarley

Support options Object with existing extract operation. #309 @papandreou