Move the debugging message to the base class for new importer

packages/rocketchat-importer-csv/server/importer.js

@@ -9,7 +9,6 @@ import {
 export class CsvImporter extends Base {
 	constructor(info) {
 		super(info);
-		this.logger.debug(`Constructed a new ${ info.name } Importer.`);
 
 		this.csvParser = Npm.require('csv-parse/lib/sync');
 		this.messages = new Map();

packages/rocketchat-importer-hipchat-enterprise/server/importer.js

@@ -9,7 +9,6 @@ import {
 export class HipChatEnterpriseImporter extends Base {
 	constructor(info) {
 		super(info);
-		this.logger.debug(`Constructed a new ${ info.name } Importer.`);
 
 		this.Readable = require('stream').Readable;
 		this.zlib = require('zlib');

packages/rocketchat-importer-hipchat/server/importer.js

@@ -15,7 +15,6 @@ import 'moment-timezone';
 export class HipChatImporter extends Base {
 	constructor(info) {
 		super(info);
-		this.logger.debug(`Constructed a new ${ info.name } Importer.`);
 
 		this.userTags = [];
 		this.roomPrefix = 'hipchat_export/rooms/';

packages/rocketchat-importer-slack/server/importer.js

@@ -13,8 +13,6 @@ export class SlackImporter extends Base {
 		super(info);
 		this.userTags = [];
 		this.bots = {};
-
-		this.logger.debug(`Constructed a new ${ info.name } Importer.`);
 	}
 
 	prepare(dataURI, sentContentType, fileName) {

packages/rocketchat-importer/server/classes/ImporterBase.js

@@ -102,6 +102,8 @@ export class Base {
 		this.channels = {};
 		this.messages = {};
 		this.oldSettings = {};
+
+		this.logger.debug(`Constructed a new ${ info.name } Importer.`);
 	}
 
 	/**