Merge pull request #2816 from Thrandis/ccw

Added doc for strict flag.

Merge pull request #2816 from Thrandis/ccw
edbf47e0 · Mehdi Mirza · 257a7a31 · 3e0c5bb7 · edbf47e0
--- a/doc/library/scan.txt
+++ b/doc/library/scan.txt