remove unused function

remove log when weed is up to date

add check whether weed is full version

weed/command/update_full.go

@@ -0,0 +1,9 @@
+//go:build elastic && ydb && gocdk && hdfs
+// +build elastic,ydb,gocdk,hdfs
+
+package command
+
+//set true if gtags are set
+func init() {
+	isFullVersion = true
+}