All: Use Lerna to manage monorepo

packages/lib/services/BaseService.ts

@@ -0,0 +1,17 @@
+import Logger from '../Logger';
+
+export default class BaseService {
+
+	static logger_:Logger = null;
+	protected instanceLogger_:Logger = null;
+
+	logger():Logger {
+		if (this.instanceLogger_) return this.instanceLogger_;
+		if (!BaseService.logger_) throw new Error('BaseService.logger_ not set!!');
+		return BaseService.logger_;
+	}
+
+	setLogger(v:Logger) {
+		this.instanceLogger_ = v;
+	}
+}