* Files for babel, eslint and webpack base configuration and add respective modules in package manager.
Add script in package.json for building js files using webpack.
* Module for importing variable defined in messages.php.
* Some changes in the configuration to revamp file by file not whole directory, environment variable introduced
* Update documentation for the new configuration variables introduced
and adding comments for some code handleing new js files.
* Update node version for scrutinizer. Add webpack environment directives in default.config. Introduce webpack_host and webpack_port
directive and updating package.json build scripts.
* Typo fixes for documentation and comments and webpack configuration directives are added in webpack.config