Merge remote-tracking branch 'upstream/master'

Conflicts:
	Products/TesseractOCR.framework/Versions/A/Resources/Info.plist
	Products/TesseractOCR.framework/Versions/A/TesseractOCR
	TesseractOCR/Tesseract.mm
Merge remote-tracking branch 'upstream/master'

Conflicts:
	Products/TesseractOCR.framework/Versions/A/Resources/Info.plist
	Products/TesseractOCR.framework/Versions/A/TesseractOCR
Merge pull request #36 from ws233/master

There is no need to draw an image for tesseract.