Updated layout of search results

Updated live stream viewer format

Added formatters and link extractors

Added theming and updated layout of video page

Updated get/set calls to idiomatic kotlin and updated ChannelHandler

Added copyright notices and minor cleanup work

Refactored BaseHandler to implement page setup

Overhauled tab handling of video endpoints

Fixed template handling on reload

Added initial ChannelHandler and overhauled template lookup

Restructered router mounting

Added initial tab handling

Resolved search pages not updating

Added paging support to search handler

Added initial subscriptions page and started migrating to hx-boost