Prepare code for theming and settings

app/build.gradle.kts

...va/de/kuschku/quasseldroid_ng/ui/chat/NickListFragment.kt

...ava/de/kuschku/quasseldroid_ng/ui/chat/ToolbarFragment.kt

...chku/quasseldroid_ng/ui/chat/buffers/BufferListAdapter.kt

...uasseldroid_ng/ui/chat/buffers/BufferViewConfigAdapter.kt

...asseldroid_ng/ui/chat/buffers/BufferViewConfigFragment.kt

...chku/quasseldroid_ng/ui/chat/messages/FormattedMessage.kt

...uschku/quasseldroid_ng/ui/chat/messages/MessageAdapter.kt

...u/quasseldroid_ng/ui/chat/messages/MessageListFragment.kt

...schku/quasseldroid_ng/ui/chat/messages/MessageRenderer.kt

...uasseldroid_ng/ui/chat/messages/QuasselMessageRenderer.kt

...sseldroid_ng/ui/chat/messages/QuasselMessageViewHolder.kt

...n/java/de/kuschku/quasseldroid_ng/ui/settings/Settings.kt

...ku/quasseldroid_ng/ui/settings/data/AppearanceSettings.kt

...schku/quasseldroid_ng/ui/settings/data/DisplaySettings.kt

...hku/quasseldroid_ng/ui/settings/data/RenderingSettings.kt

.../kuschku/quasseldroid_ng/ui/viewmodel/QuasselViewModel.kt

...chku/quasseldroid_ng/util/service/ServiceBoundActivity.kt

app/src/main/res/layout/activity_main.xml

app/src/main/res/values/themes_amoled.xml