Initial OCR work
Initial OCR work
Initial OCR work
Initial OCR work
Working out OCR recognition.

Converted ocr.php to a test page, which main processing in OCR.class.php
Merge branch 'ocr' of https://github.com/BlueHerons/StatTracker into ocr

Conflicts:
	ocr.php
Tweaking line match scoring
Merge from master
Major refactor of OCR class after consulting from ingress-stats.org
Removing tesseract dependency
Revert "Removing tesseract dependency"

This reverts commit 7a88cab661b02e2de7200728cadddbe6298cfc7d.
Removing tesseract dependency
Delete image after conversion by default
Add API endpoint for OCR
Adding screen for uploading screenshots
Adding config option for screenshot upload dir
updating makefile for upload permissions