Adding logging and some common functions.

logging/example/logger.go

@@ -0,0 +1,31 @@
+package main
+
+import "github.com/kisom/goutils/logging"
+
+var log = logging.Init()
+var olog = logging.New("subsystem #42", logging.LevelNotice)
+
+func main() {
+	log.Notice("Hello, world.")
+	log.Warning("this program is about to end")
+
+	olog.Print("now online")
+	logging.Suppress("olog")
+	olog.Print("extraneous information")
+
+	logging.Enable("olog")
+	olog.Print("relevant now")
+
+	logging.SuppressAll()
+	log.Alert("screaming into the void")
+	olog.Critical("can anyone hear me?")
+
+	log.Enable()
+	log.Notice("i'm baaack")
+	log.Suppress()
+	log.Warning("but not for long")
+
+	logging.EnableAll()
+	log.Notice("fare thee well")
+	olog.Print("all good journeys must come to an end")
+}