fix lowercase path in test.js. project now builds in Linux
fixing bug in blur filter that shift the image to the up-right corner
Merge pull request #104 from cesarpachon/master

fix shift blur issue, fix lowercase path for linux build
Merge https://github.com/processing-js/processing-js
Revert "applyMatrix #103, fix for PMatrix3D. (presumably an equivalent bug still exists for PMatrix2D, but I'm not going to try and second-guess what the correct fix might be)"

This reverts commit d1de21dafe6bd45e28e67e66948961d1c63a36f8.