Checks if subpixel-aa enabled before scaling the fonts
Removing extension-files file
Do createImageData/putImageData in chunks, to save memory.
Extracts evaluator preprocessor and refactor text extraction
Merge pull request #4119 from yurydelendik/preprocessor

Extracts evaluator preprocessor, refactor text extraction and paintFormXObject
Remove old CSS rules
Merge pull request #4142 from Snuffleupagus/css-cleanup

Remove old CSS rules
Merge pull request #4138 from nnethercote/chunk-ImageData

Do createImageData/putImageData in chunks, to save memory.
Merge pull request #4136 from timvandermeij/remove-extension-files

Removing extension-files file
Cleaning up files in extension
Merge pull request #4135 from timvandermeij/cleanup-extension

Cleaning up files in extension
Merge pull request #4072 from yurydelendik/check-aa

Checks if subpixel-aa enabled before scaling the fonts