Qt 5.12 introduces many new features and improvements as well as bugfixes
over the 5.11.x series. For more details, refer to the online documentation
included in this distribution. The documentation is also available online:

https://doc.qt.io/qt-5/index.html

The Qt version 5.12 series is binary compatible with the 5.11.x series.
Applications compiled for 5.11 will continue to run with 5.12.

Some of the changes listed in this file include issue tracking numbers
corresponding to tasks in the Qt Bug Tracker:

https://bugreports.qt.io/

Each of these identifiers can be entered in the bug tracker to obtain more
information about a particular change.

****************************************************************************
*                            Qt 5.12.0 Changes                             *
****************************************************************************

QtSerialBus
-----------

 - QCanBusFrame
   * [QTBUG-66143] Added the functions QCanBusDevice::readAllFrames() to read
     all frames from the receive buffer and QCanBusDevice::clear() to clear
     the receive or transmit buffer.

 - canbusutil
  * [QTBUG-67164] Added configuration options to canbusutil, e.g. for
    bitrate setting or to enable CAN FD operation mode.

 - CAN Plugins:
   * [QTBUG-61837] Added a generic virtual CAN bus plugin.
   * [QTBUG-62959] Added CAN FD functionality to the PeakCAN plugin.
     Therefore the minimum required PCAN-Basic version is now 4.0.0.

 - ModbusReply
   * [QTBUG-68543] Ensure that pending QModbusReply::finished() is emitted
     after a serial disconnection.

 - QModbusServer
   * [QTBUG-64843] Fixed incorrect reading and writing of QModbusServer
     registers with non-zero start addresses.

 - QModbusRtuSerialMaster
   * [QTBUG-69188] Fixed that RTU Master ignored responses due to being in
     Send state (Introduced by the fix for QTBUG-62299)
   * [QTBUG-65684] Fixed a crash due to access of deleted memory.

 - QModbusRtuSerialSlave
   * [QTBUG-59286] Permit dropping the RTU Slave request buffer when it
     contains wrong characters between individual Modbus PDUs.
