Fixed versioning for npm 3

CONTRIBUTING.md

@@ -14,10 +14,14 @@ Next steps should work on clear Ubuntu 18.04.
 
 -   Install necessary dependencies:
     ```sh
-    $ sudo apt-get update && sudo apt-get --no-install-recommends install -y ffmpeg build-essential nodejs npm curl redis-server python3-dev python3-pip python3-venv libldap2-dev libsasl2-dev
+    $ sudo apt-get update && sudo apt-get --no-install-recommends install -y ffmpeg build-essential curl redis-server python3-dev python3-pip python3-venv libldap2-dev libsasl2-dev
     ```
     Also please make sure that you have installed ffmpeg with all necessary libav* libraries and pkg-config package.
     ```sh
+    # Node and npm (you can use default versions of these packages from apt (8.*, 3.*), but we would recommend to use newer versions)
+    curl -sL https://deb.nodesource.com/setup_12.x | sudo -E bash -
+    sudo apt-get install -y nodejs
+
     # General dependencies
     sudo apt-get install -y pkg-config
 
@@ -56,7 +60,7 @@ for development
 
 -   Install npm packages for UI and start UI debug server (run the following command from CVAT root directory):
     ```sh
-    cd cvat-data && npm install && \
+    cd cvat-core && npm install && \
     cd ../cvat-ui && npm install && npm start
     ```
 

cvat-core/package.json

@@ -1,5 +1,5 @@
 {
-  "name": "cvat-core.js",
+  "name": "cvat-core",
   "version": "1.0.0",
   "description": "Part of Computer Vision Tool which presents an interface for client-side integration",
   "main": "babel.config.js",
@@ -34,13 +34,15 @@
   "dependencies": {
     "axios": "^0.18.0",
     "browser-or-node": "^1.2.1",
+    "cvat-data": "../cvat-data",
     "detect-browser": "^5.0.0",
     "error-stack-parser": "^2.0.2",
     "form-data": "^2.5.0",
     "jest-config": "^24.8.0",
     "js-cookie": "^2.2.0",
     "jsonpath": "^1.0.2",
     "platform": "^1.3.5",
-    "store": "^2.0.12"
+    "store": "^2.0.12",
+    "worker-loader": "^2.0.0"
   }
 }

cvat-core/src/frames.js

@@ -9,7 +9,7 @@
 */
 
 (() => {
-    const cvatData = require('../../cvat-data');
+    const cvatData = require('cvat-data');
     const PluginRegistry = require('./plugins');
     const serverProxy = require('./server-proxy');
     const { isBrowser, isNode } = require('browser-or-node');