Revision control

++ Qt 5.5 introduces many new features and improvements as well as bugfixes
++ over the 5.4.x series. For more details, refer to the online documentation
++ included in this distribution. The documentation is also available online:
++
++
++ The Qt version 5.5 series is binary compatible with the 5.4.x series.
++ Applications compiled for 5.4 will continue to run with 5.5.
++
++ Some of the changes listed in this file include issue tracking numbers
++ corresponding to tasks in the Qt Bug Tracker:
++
++
++ Each of these identifiers can be entered in the bug tracker to obtain more
++ information about a particular change.
++
++ ****************************************************************************
++ * QML *
++ ****************************************************************************
++
++ - The import statement has changed from "import Qt.WebSockets 1.0" to
++ "import QtWebSockets 1.0". The old statement is still supported, but it
++ cannot be mixed with the new statement within the same project.
++
++ ****************************************************************************
++ * QtWebSockets *
++ ****************************************************************************
++
++ - QWebSocket:
++ * [QTBUG-41285] Fixed QWebSocket's handling of query parameters with
++ encoded characters
++ * [QTBUG-42298] Added masking of ping from client side based on RFC 6455,
++ Section 5.1.
++ * [QTBUG-44893] Fixed spurious error signals on first connection
++ * [QTBUG-44889] Fixed handling of url paths with encoded characters
++ * [QTBUG-46055] Corrected the default port of secure hand shake request
++
++ - QWebSocketServer:
++ * [QTBUG-44866] Avoid hanging after an invalid SSL request
++ * [QTBUG-45331] Fixed a crash when destroying the QWebSocketServer
++
++ ****************************************************************************
++ * Platform Specific Changes *
++ ****************************************************************************
++
++ WinRT
++ -----
++ - [QTBUG-44491] Fixed the build for WinRT/ARM