code cleanup, split handler func

command.go

@@ -6,7 +6,7 @@ type Command struct {
 	Trigger string        //command that triggers payload NOT including the indicator
 	Payload Payload       //payload function to run when a command is detected
 	Timeout time.Duration //the amount of time before command can run again
-	LastRun time.Time     //timestamp of last command run
+	lastRun time.Time     //timestamp of last command run
 	Roles   []string      //roles that can use command
 }