[master] 1f755da Clarify that both integer and float are accepted

[Federico G. Schwindt]

commit 1f755da8c6bdd7a1030a710b305107ab83d66e66
Author: Federico G. Schwindt <fgsch at lodoss.net>
Date:   Sat Jan 7 17:06:38 2017 +0000

    Clarify that both integer and float are accepted

diff --git a/bin/varnishtest/vtc.c b/bin/varnishtest/vtc.c
index 6062b24..987cbc8 100644
--- a/bin/varnishtest/vtc.c
+++ b/bin/varnishtest/vtc.c
@@ -518,7 +518,8 @@ cmd_err_shell(CMD_ARGS)
 
 /* SECTION: delay delay
  *
- * Take a float as argument and sleep for that number of seconds.
+ * Sleep for the number of seconds specified in the argument. The number
+ * can include a fractional part, e.g. 1.5.
  */
 /* SECTION: stream.spec.delay delay
  *