Changed forum comment number from 3 to 4

GoToLoop · web-flow · commit 77a4ec29edae · 2020-04-20T22:40:53.000-03:00
diff --git a/README.md b/README.md
@@ -1,2 +1,2 @@
 # FiFo-Sync-Frame-Pair
-https://Discourse.Processing.org/t/read-from-2-videos-at-the-same-time/19937/3
+https://Discourse.Processing.org/t/read-from-2-videos-at-the-same-time/19937/4

Original file line number	Diff line number	Diff line change
`@@ -1,2 +1,2 @@`
`1`	`1`	`# FiFo-Sync-Frame-Pair`
`2`		`-https://Discourse.Processing.org/t/read-from-2-videos-at-the-same-time/19937/3`
	`2`	`+https://Discourse.Processing.org/t/read-from-2-videos-at-the-same-time/19937/4`