plugin interface implemented

example plugins added: date and network
moved "logs" to plugins

pythonrewrite/plugins/network/lang/en.hdf

@@ -0,0 +1,20 @@
+Lang {
+
+	Title.Network	= Network settings
+
+	Button.Network	= Update settings
+
+	Text.IP	= Network address
+
+	Modules.network {
+		Name	= Configure network
+		Link	= Configure network
+		Rank	= 30
+	}
+
+	Warning.InvalidIP {
+		Title	= Invalid value
+		Text	= An invalid network address (IP) was supplied. Please try again.
+	}
+
+}