Added FavoritesQuickaccess-Sidebar

Added Files-FavoritesQuickaccess-Toggle

Fixed CSS for SpacerElement

Removed Unnessessary Alerts and added Translations

Tried fixing initial Quick-Access Checkboxstate

Signed-off-by: fnuesse <fnuesse@techfak.uni-bielefeld.de>

Tried fixing initial Quick-Access Checkboxstate

Changed double-Quotes to single-Quotes

Revert webdavurl which was changed by mistake

Revert quota-icon which was changed by mistake

Changed the Folderhandling from custom-designed to nextcloud-NavigationManager-handling

Signed-off-by: fnuesse <fnuesse@techfak.uni-bielefeld.de>

Moved CSS-Spacerclass to apps.scss for global usage

Signed-off-by: fnuesse <felix.nuesse@t-online.de>

Renamed settings-caption in apps.scss to app-navigation-caption

Signed-off-by: fnuesse <felix.nuesse@t-online.de>

Removed old input-tag for showQuickAccess-state

Signed-off-by: fnuesse <felix.nuesse@t-online.de>

Removed old spacer element in files.scss

Signed-off-by: fnuesse <felix.nuesse@t-online.de>

Changed style of favorites-sublist and disabled the ability to disable files-quickaccess

Signed-off-by: fnuesse <felix.nuesse@t-online.de>