wv_correct: Corrections for WV01 CCD artifacts
wv_correct: Use constant edge extension to not lose pixels at border
docs: Explain issues of wv_correct for WV01
Minor output touchups
dg_mosaic: Bug fix regarding order of images
Tools: Added experimental outlier filtering code
Tools: Added ROI option to disparitydebug
Tools: Bug fix for disparitydebug, enhancements for outlier filtering