SmartRover v0.3.0 Alpha release

[PRE-RELEASE] v0.3.0-alpha

Changelog:

• Home page complete with Rover intro
• Manual control page is complete and stable
• MQTT communication for manual control page has stable for alpha stage
• HTML and CSS is stable for the release
• Initial CI testing script is done. Needs to add more unit testing

Pipeline:

• Mission control page has started development
• Settings and user management is in the pipeline
• Help section will start developing on alpha release pages
• Continuous integration and automated building, testing

Resolves #57