* add countries flags
add flags & simplify/sizing
add flagkit
* add flags to Extensions Filter
* add flags to Sources & Extensions screen
* show language flag in Library
* showing source icon in library
* Change language icon for local source from Folder to Globe
* adjust size & padding for icon & badge
* Setting enable/disable source icon
allow change feed's order manually by moving up/down
partially implement #130
* add feed_order
- add/migrate feed_order column
- auto increament feed_order when adding new feed
- showing feed in order using feed_order
* refactor code to support feedOrder
* swap feed order
* Fix generating feed's order when no feed existed
* feat: banner showing updating status
* showing progress for updating
* showing progress for syncing & backup restoring too
* preferences for progress banner
* feat: Add more color theme
- CloudFlare
- CottonCandy
- Doom
- Matrix
- Mocha
- Sapphire
* generate full color for Cottoncandy
* generate full color for Mocha
* refactor(ui): reorder themes
close#114
* Support Pure dark mode
* Tag using elevated style (non pure-dark-mode) and more vibrant outline color (pure-dark-mode)
* More color for various icons
* Color theme for Metadata screen
* Always animated color change
* Always/Only use dominant color for library/update/upcoming cover's background
* Don't always generate color each time cover loaded (library/browse), only update color when new cover changed on detail page
* Fix the spinner background in Edit Manga Info
* Improve manga's backdrop color
Detail:
* Change Cover's color & ratio preference key to AppState
* using ElevatedSuggestionChip with color
* more icon color
* color theme for MetadataViewScreen
* enable animation by default
* Fix: can't turn off theme cover based
* Won't check pref for theme enabled everytime, instead always generate cover's color to run faster later
* Skip generate cover's vibrant color for browsing mangas if already generated, also won't even trying to read ratio for favorite mangas
* Only generate new seed color when cover loaded in detail page
* only use dominantColor for cover when cover is unable to load
* Don't use elevatedSuggestionChip for darkmode and change border color
* EditMangaInfo: Set Spinner's selected item's background color to transparent
* update chip color
* Colors Palette screen
* Support Amoled Dark Mode by upgrading Material-Kolor to 1.7.0
* improve manga's backdrop color
* only generate color while browsing if option is enabled, aslo fixed the case won't update dominant color if cover changed
* always using theme animation
* update translation
