Issue 70
Addressed Issue 70 on digitizing a line of known length for the scale factor only case by fixing how figure is displayed and line is terminated. Also updated corresponding section of tutorial (appendix) and zip archive with installer.
Addressed Issue 70 on digitizing a line of known length for the scale factor only case by fixing how figure is displayed and line is terminated. Also updated corresponding section of tutorial (appendix) and zip archive with installer.