Ensure adding custom data upgrades to KDBX4
Implement review feedback

Introduce missing CustomData-attributes of KDBX4 format to allow
storing of plugin data for groups and entries - adopt Metadata to use
the same storage mechanism
Add simple view for CustomData as part of EditWidgetProperties
Tracking of CustomData-Modification using SIGNAL-SLOT update-mechanism

* Rename saveEntry to commitEntry to accurately capture its purpose
* Add message to user when commit is successful
* Made all inline messages in edit entry view 2 sec visibility

* Add foreground/background color elements to advanced tab
* Center paperclip icon

Make all text except contributor names translatable

Improve test suite to use smart pointers where possible

SSH Agent: Support AES-128-CBC encrypted keys

Fix Windows regression due to faulty static variable initialization

Use of QString for static DefaultSeparator lead to crashes on Windows

Add diceware and passgen to the cli interface

explicitly state the wordcount default value

Replace qhttp client with curl for favicon downloading

Relock database after successful autotype