difficulty
e - easy
m - medium
a - advanced
h - hard

priority:
l - low
m - medium
h - high

Format:
TODO: <id> <priority> (<difficulty>)

Menu:
TODO: M02 l (m) Resize to work ... better
TODO: M06 m (m) Search history
TODO: M09   (a) Speed up
TODO: M13 h (m) make configuration for plug-ins for contacts (maybe more?)
TODO: M15 m (m) Reorder the favourites
TODO: M16 m (e) Run as administrator context menu

Library:
TODO: L01   (e) check for memory leaks related to Private
TODO: L02 l (a) switch groups to QMetaObject and properties
TODO: L02 l (a) switch groups properties names to enums and integers
TODO: L03 l (m) add margin features to layouts
TODO: L04 l (m) add proper size hints to layouts and widgets
TODO: L05 l (m) move the groups mechanism away from Widget
             so that ordinary plasma widgets could be extended
             when needed. Add groups support to HoverIcon

Launcher Applet:
None

Parts Applet:
None

Feature requests:
 - Choose which of the system buttons to show what - FINISHED
 - extenders in passageway view to overlap next list - FINISHED
 - return to the applications when the search string is empty - FINISHED
 - highlight the path in passageway view (not only the breadcrumb) - FINISHED
 - clear documents history - FINISHED
 - places to load from dolphin - FINISHED
 - choose which categories to show in the applet - FINISHED
 - menu sorting - FINISHED
 - DnD searched applications - FINISHED
 - choosing the applications in documents and computer section - FINISHED

 - DnD fixed devices
 - width of categories section changeable - maybe
 - web history - page titles - interesting
 - hover activation for categories that are not in the last list of
     the PassagewayView - probably
 - hover-activation feedback animation - yes
 - tooltips for items that are too long to display - yes
 - rearanging favorites by DnD - most probably
 - mail message titles/senders - probably
 - status of mails in the contacts icon - possibly
 - add to panel/desktop action - probably
 - additional sub-applets: keep-open (yes), collapse sect btns (possibly) ...
 - advanced parts widget: list mode, icons mode, ..., search bar... - yes
 - align lists that don't have enough items bottom when the mouse comes from bottom - not likely
 - sticky Favourites section (https://bugs.kde.org/show_bug.cgi?id=191350)
 - Disk free space info - maybe
 - return the old logout dim-screen (https://bugs.kde.org/show_bug.cgi?id=196219)

