v5.0.1

Updates

• Fix .travis.yml configuration warnings.
• Fix varous spelling errors.
• Development wepback configuration cleanup.

Packages Version Updates

• file-loader@6.2.0 change log can be found on the official release notes.
• mini-css-extract-plugin@1.2.1 change log can be found on the official release notes.
• terser-webpack-plugin@5.0.3 change log can be found on the official release notes.
• webpack@5.3.1 change log can be found on the official release notes.