Prevent the dragging of the last tab in a split view.
Prevent the opening of two or more "edit profile dialogs" per session.
Update konsole_wcwidth.cpp/h files.
Update 'UrlFilter' regular expression.
Add 'shift+return' pressed event for search 'lineEdit'
Add return pressed event for search 'lineEdit'
Use 'KColorScheme::PositiveBackground' for a positive search result
Make 'Find' action consistent with other KDE applications