Xpra

* fix logging errors with libyu [] module (hiding real errors)
* fix memory handling in error cases with x264 encoder
* fix video encoder and colourspace converter leak
* fix rare delta encoding errors
* fix dbus x11 dependency in RPM packaging
* fix dependencies for RHEL 7.0
* fix DPI option miscalculation when used from the client
* fix window aspect ratio hints handling
* fix stripping of temporary build paths
* fix sound subprocess stuck in paused state after an early error
* fix H264 decoding in HTML5 client (disabled for now)
* fix AES padding errors with HTML5 client
* fix spurious import statements in NVENC codecs
* fix crashes in X11 keyboard handling
* fix compatibility with newer GCC versions
* fix OSX and win32 shadow server key mappings
* fix OSX shadow server disconnections with invalid RGB packet data
* fix OSX shadow server crashes with webp
* fix OSX shadow server errors with opus sound codec (disable it)
* fix RGB compression algorithm reported in logging

* fix suse leap builds (no python3 because os missing dependencies)
* fix aspect-ratio hint handling
* fix sound queue state not getting updated
* fix socket protocol and family information reported
* fix scratchy sound with GStreamer 0.10 (ie: CentOS 6.x)
* fix handling of DPI command line switch client side
* fix printer requests wrongly honoured when printing is disabled
* fix error in websockify error handler
* fix missing matroska container on OSX
* fix Webcam and GTK info scripts on OSX

* fix SSH error handler
* fix SSH connections with tcsh
* fix launcher GUI with SSH mode
* fix RPM packaging for automatic system installation
* fix / workaround bug in Xorg server 1.18.1 and later
* fix unhelpful systray GDK warning with some desktop environments
* fix duplicate socket paths listed
* fix clipboard issues: timeouts and re-enabling from systray
* fix frame extents warning message to blame the culprit
* fix installation alert message format on Windows XP

* GStreamer 1.6.x on MS Windows and OSX
* opus is now the default sound codec
* microphone and speaker forwarding no longer cause sound loops
* new sound container formats: matroska, gdp
* much improved shadow servers, especially for OSX and MS Windows
* use newer Plink SSH with Windows Vista onwards
* OSX PKG installer, with file association
* libyu [] codec for faster colourspace conversion
* NVENC v6, HEVC hardware encoding
* xvid mpeg4 codec
* shadow servers now expose a tray icon and menu
* improved tablet input device support on MS Windows
* improved window geometry handling
* OSX dock clicks now restore existing windows
* OSX clipboard synchronization menu
* new encryption backend: python-cryptography, hardware accelerated AES
* the dbus server can now be started automatically
* support for using /var/run on Linux and multiple sockets
* support for AF_VSOCK virtual networking
* broadcast sessions via mDNS on MS Windows and OSX
* window geometry fixes
* window close event is now configurable, automatically disconnects
* webcam forwarding (limited scope)
* SELinux policy improvements (still incomplete)
* new event based start commands: after connection / on connection
* split file authentication module
* debug logging and message improvements

* remove more legacy code, cleanups, etc
* switch to GStreamer 1.x on most platforms
* mostly gapless audio playback
* audio-video synchronization
* zero copy memoryview buffers (Python 2.7 and later), safer read-only buffers
* improved vp9 support
* handling of very high client resolutions (8k and above)
* more reliable window positioning and geometry
* add more sanity checks to codecs and csc modules
* network and protocol improvements: safety checks, threading
* encryption improvements: support TCP only encryption, `PKCS7` padding
* improved printer forwarding
* improved DPI and anti-alias synchronization and handling (incomplete)
* better multi-monitor support
* support for screen capture tools (disabled by default)
* automatic desktop scaling to save bandwidth and CPU (upscale on client)
* support remote SSH start without specifying a display
* support multiple socket directories
* lz4 faster modes with automatic speed tuning
* server file upload from system tray
* new subcommand: "xpra showconfig"
* option to select a specific clipboard to synchronize with (MS Windows only)
* faster OpenGL screen updates: group screen updates
* dbus server for easier runtime control
* replace calls to setxkbmap with native X11 API
* XShm for override-redirect windows and shadow servers
* faster X11 shadow servers
* XShape forwarding for X11 clients
* improved logging and debugging tools, fault injection
* more robust error handling and recovery from client errors
* NVENC support for MS Windows shadow servers

* fix missing files from build clean target
* fix unnecessary auto-refresh events
* fix x265 encoder
* fix libvpx bitrate calculations, reduce logging spam
* fix validation of mmap security token
* fix handling of file transfers before authentication (disallowed)
* fix handling of requests to open files (honour command line / config flag)
* fix MS Windows multiple monitor bug (when primary monitor is re-added)
* fix video encoding automatic selection for encoders that accept RGB directly
* fix the session info sound graphs when sound stops
* fix RPM packaging of the cups backend
* fix the speed and quality values reported to the clients for x264 encoder
* fix OSX El Capitan sound compatibility issue
* fix codec import error handler
* fix compatibility with Python Pillow 3.0.0 (logging issue)
* fix support for Ubuntu Vivid (Xorg still unusable)
* fix batch delay heuristics during resizing and queue overload
* fix "always batch" mode
* fix missing network-send-speed accounting
* fix error in override redirect window geometry handling
* fix invalid error logging call
* fix error in XSettings handling causing connection failures
* fix race condition causing corrupted video streams
* fix unnecessary double refresh on client decoding error
* fix encoding bug triggered when dependencies are missing
* fix window size hints handling
* support Xorg location and arguments required by Arch Linux
* improved lz4 version detection workaround code
* support Xft/DPI
* safer OSX power event handling code
* workaround clients supplying a password when none is required
* log OpenGL driver information
* clamp desktop size to the maximum screen size
* avoid potential errors with bytes-per-pixel confusion with rgb modes
* disable workspace support by default (compatibility issues with some WM)
* always watch for property changes, even without workspace support
* workaround clients supplying a password when none is required
* export shadow servers flag
* run the window opengl cleanup code