v1.0.0

• feature switches implementation
• theme updated
• development mode
• new icon for development mode
• background script implemented in manifest.json
• Gulp task optimize to remove the development mode on build
• Gulp code optimized
• code refactoring

v0.2.3

Preparing v0.2.3

* add changelog in footer area
main.js code refactoring
features-list styles updated

* extra characters bug fixed in index.html

* Update main.js

* Update styles.css

* Update gulpfile.js

* Update gulpfile.js

* busy spinning weel

* Changelog link in readme

* Preparing v0.2.3