Call initialize after changing logFlags

thatswhyyoualwaysleaveanote.go

diff --git a/thatswhyyoualwaysleaveanote.go b/thatswhyyoualwaysleaveanote.go
index df5970c..b64ed46 100644
--- a/thatswhyyoualwaysleaveanote.go
+++ b/thatswhyyoualwaysleaveanote.go
@@ -137,6 +137,7 @@
 // Set the log Flags (Available flag: DATE, TIME, SFILE, LFILE and MSEC)
 func SetLogFlag(flags int) {
 	logFlags = flags
+	initialize()
 }
 
 // Level returns the current global log threshold.