Plasma 5.5.1 complete changelog

Update reviewboardrc. Commit.
Prevent notifier from crashing when process was not initialized yet. Commit. Code review #126341
App notifier is crashing right now. build a test around it. Commit.
Update notifier metadata.desktop. Commit. Fixes bug #356568

[Color Picker] Fix grabbing color in multi screen environment. Commit. Fixes bug #356464
[User Switcher plasmoid] Encapsulate delegate highlight :). Commit.

[backends/fbdev] Support framebuffers with different color depths. Commit. Code review #126262. Fixes bug #355569
Unblock signals in child processes. Commit. Fixes bug #356580. Code review #126361
[wayland] Forward error channel of launched processes. Commit.
Ensure to cancel animation on p-re-invocation. Commit. Fixes bug #356381. Code review #126277
Avoid pointless kbd grab on moveresize. Commit. Code review #126266

[CompactApplet] Hack to force focus on expanded representation. Commit. Code review #126292
Don't size placeholder for handle when handle is not shown (e.g. on drag from frame deadspace). Commit.
Use gridUnit. Commit.
Fix cell size not scaling on hidpi systems. Commit.
Fix applet handle not scaling on hidpi systems. Commit.
[Keyboard KCM] Use getShortText for OSD as well. Commit. Code review #126333
Fix build. Commit.
Make sure press-and-hold isn't triggered during DND inside of (and never leaving) Folder View. Commit. Fixes bug #356582
KCM Removable Devices: Fix enabling ui elements when changing global enabled setting. Commit. Code review #126337
Make drag pixmap scale and fix hotspot. Commit.
[Kickoff] Go to Favorites when adding one. Commit. Code review #126280
Map to source row. Commit.
Filter out invalid apps. Commit. Fixes bug #353182
Fix migration of multiple favorites. Commit. Fixes bug #356398
Kick in small screen mode on 1600x900 (née vertically small screens) as well. Commit. Fixes bug #354283
Don't access the wrong applet. Commit. Fixes bug #355628
Improve preferred geometry calculation. Commit. Fixes bug #356287
Make Key_Escape abort search first again. Commit.
Rewrite Appdash key handling. Commit. Fixes bug #352416. Fixes bug #354754. Fixes bug #356269
Fix 'Show Original File'. Commit. Fixes bug #350517
Fix Ark D-Bus invocation for extract drops. Commit.

[notifications] Remove some useless debug output. Commit.
Mitigate failed icon grabbing in xembed-sni-proxy. Commit. Fixes bug #355684. Code review #126336
[System Tray] Explicitly forward key events to expanded task. Commit. Code review #126293
[Clipboard Plasmoid] Fix import to use StandardKey. Commit. Code review #126294
If the user runs failsafe mode, use software rendering in QtQuick. Commit. Code review #126205
Move shutdown scripts into ksmserver cleanup. Commit. Fixes bug #356190. Code review #126268
[notifications] Fix default notification position setting. Commit. See bug #356461
Make "comment" section of the timezones configuration searchable. Commit. Fixes bug #354238. Code review #126302
[notifications] Move reading globalConfig() from ctor to init(). Commit. Fixes bug #356419
[notifications] Check if the popup is visible before updating its geometry. Commit. Fixes bug #356402

[XRandRBrightness] Cache XCB connection in variable. Commit.
[XRandRBrightness] Don't call for xrandr if it's not available. Commit. Code review #126146. Fixes bug #352462