Alpha 4 Hotfix 1 (v0.0.4-hf1)

Changelog:

Theming

• Added theming in server settings
• Saves the theme to your browser storage
• Custom themes are able to be created various platforms and built with a buildarg

Fixes:

• Added error handling to templates and removed the requirement for a type setting
• Fixed port disappearing when bridge is selected. Should only disappear when host isi.
• Added none as option for restart_policy
• Various formatting fixes