Implement Asset Modules in Webpack - Fixes #2023

[adityagarg06]

This PR addresses issue #2023. Changes:

• Replaced the file-loader with asset/resource.
• Replaced raw-loader with asset/source.
• Added the generator option to control the output path

I have verified that this pull request:

• [x] has no linting errors (npm run lint)
• [x] has no test errors (npm run test)
• [x] is from a uniquely-named feature branch and is up to date with the develop branch.
• [x] is descriptively named and links to an issue number, i.e. Fixes #123