The Wine development release 1.7.21 is now available.

What´s new in this release:

• Support for critical sections in the C runtime.
  
• Unicode data updated to Unicode 7.0.
  
• Support for interlaced PNG encoding.
  
• Initial stub for the Packager library.
  
• Various bug fixes.

Bugs fixed in 1.7.21 (total 77):

9898 Virtual Moon Atlas 3.5 expert Mostly black drawing
15478 Unity Web Player 2.1.0 doesn´t show graphics in browser
15600 Windows Live Writer crashes (IHTMLDocument2::put_designMode is a stub)
17818 Runes of Magic menus like EULA or login doesn´t appear on some graphic cards.
18316 Word Pro: dashed "-" in parameters not resolved in command line
19792 program "Antik Virtual set-top-box" crashes at startup
19889 Steam client major lag
20086 NewPGen: Doesn´t restore from tray
20497 Smilebox cannot be installed (web update fails)
21116 page fault when running SoftwarePhoenix.BIOS.Editor.Pro.2.2.0.2.45094.exe
21275 python´s test_startfile test fails
21521 Improper audio selection
22091 Dragon Age Awakening/Mass Effect 2 installers crash with ntdll error
22404 Unigine Heaven Benchmark 2.0 lacks shadows and smoke in Wine in d3d
22697 wine iexplore browserchoice.eu is not displayed
23219 AT4RE FastScanner v3.0 exe scanning bug
23220 AT4RE FastScanner v3.0 UI button rectangle bug
26504 Runes of Magic 3.0.x: "ClientUpdater.exe" crashes sometimes during updates on MD5 checksum processing (squirrel virtual machine)
27113 Free download manager "Unknow network error" without native wininet
27549 Frozen Synapse crash
28756 ws2_32/tests/sock.ok: uninitialised value created in test_events(), used in get_cached_fd()?
28824 shell32/tests/recyclebin.ok: uninitialised value used in TRASH_GetDetails
29755 Deadlock during crash while installing gecko?
29790 popo 2011 crash with builtin msvcrt
29843 IE4 crashes on resetting profile sharing, needs shdocvw.dll.ResetProfileSharing
30966 Firefox 13.0 improper region redrawing/user interface artifacts
31349 Office 365 (Office 2013) web installer aborts early (needs support for string alias for common RID in sid strings)
32000 ANSYS 14.0 tools crash on startup (missing system message text for ´WSAECONNRESET´, error code 10054)
32077 Runes of Magic 5.0.0.2535 (full client) crashes during update
32150 Notepad .Net crashes doing nothing
34215 Adobe Creative Cloud needs KERNEL32.dll.UnregisterApplicationRestart
34525 Marine Benefit freezes in Stages 1-3 due to gstreamer error
34828 Visual Studio 2010 fails to start (IWICBitmapFrameEncode_WriteSource_Proxy, empty rect)
34847 The Swapper 2.0.x (GOG.com) crashes on startup (OpenGL glBindTexture on thread with no active gl context)
34942 WinLaunch 0.4.6.1 (OSX Style free Launcher) needs support for WIC encoder "InterlaceOption" option (property bag)
35466 Can´t paste into search dialog of notepad
35646 Multiple applications protected with Obsidium v1.4+ fail on startup, reporting "Debugger detected - please disable it and restart the application" (Condes 9, Universal mechanism)
35948 Starcraft Campaign Editor displays incorrect numeric values when editing triggers
36131 valgrind shows some multiple leaks in ole32/clipboard.c
36185 comctl32/button tests shows an unitialized variable under valgrind
36188 valgrind shows an invalid free for comctl32/tests/listview.c
36240 valgrind shows several leaks in d3dx9_36/tests/asm.c
36285 valgrind shows several leaks in kernel32/tests/debugger.c
36287 valgrind shows some uninitialized memory use in kernel32/tests/format_msg.c
36334 The Chosen (Well of Souls) demo has graphical glitches
36350 valgrind shows a leak in d3dx9_36/tests/asm.c
36351 valgrind shows a few leaks in d3drm/tests/d3drm.c
36436 Popup menu is closed when clicking a sub-menu parent item twice.
36487 Avast Free Antivirus fails to install, reporting ´HTMLayout.dll cannot be loaded to properly start GUI.´ (EnumSystemLocalesEx fails to call user provided callback)
36500 Multiple games and applications crash on unimplemented function msvcp110.dll._Mtx_init (Avast Free Antivirus, Trion´s Trove MMO)
36504 The XFORM matrix is calculated incorrectly in PlgBlt()
36506 Wolfenstein - The New Order fails to start (glGetString(GL_VENDOR) without a current WGL context)
36553 Tomb Raider Chronicles crashes in 32 bit color mode
36572 valgrind shows a definite leak in shlwapi/tests/ordinal.c
36593 valgrind shows a possible leak in windowscodecs/tests/bitmap.c
36595 valgrind shows several memory leaks in windowscodecs/tests/metadata.c
36596 valgrind shows a definite leak in windowscodecs/tests/propertybag.c
36597 valgrind shows several definite leaks in user32/tests/msg.c
36598 valgrind shows a definite leak in windowscodecs/tests/tiffformat.c
36606 valgrind shows uninitialized memory use in ws2_32/tests/protocol.c
36617 boost::wregex causes programs to crash - needs wcsxfrm()
36647 Windows 7 USB/DVD download tool hangs on startup (DrawTextExW/TEXT_NextLineW live loop)
36665 Adobe Acrobat Pro 8 freezes when using ´Combine files... and Create PDF / From multiple files´ dialog
36683 RPG Maker VX Ace 1.00: clicking menu item results in ´Out of memory´ error message
36702 PlayOn 3.9.13 installer reports ´Setup requires Windows Media Player 9 to be installed on this PC´ (needs IWMPCore::get_versionInfo)
36717 DeltaCad 8.0 crashes when trying to set printer or print
36722 dmusic/tests/dmusic.c crashes under WINEDEBUG=warn+heap
36736 Tucows Download Manager 2014 crashes on startup (decryption scheme relies on ´kernel32.dll.SetFilePointer´ hotpatch signature)
36737 Multiple Graviteam tank simulation games crash on start with built-in msvcr80 (small-block heap support needed)
36745 Wine broken on FreeBSD+NFS
36749 WinLaunch 0.4.6.1 (OSX Style free Launcher) fails to save theme (libpng png_write_end fails with ´No IDATs written into file´)
36757 Microsoft Visual Studio 2005 Express reports ´object does not support this action´ during project creation (needs IFileSystem::GetDriveName method impl)
36766 Jane Doe View build 140615 endlessly reports ´OLE Error 80004001´ (JSGlobal_CollectGarbage stub returns E_NOTIMPL)
36768 valgrind shows a couple invalid reads in windowscodecs/tests/tiffformat.c
36782 valgrind shows a leak in kernel32/tests/thread.c
36784 valgrind shows a leak in kernel32/tests/thread.c
36790 ACDSee v17.0 needs unimplemented function msvcr110.dll.__crtInitializeCriticalSectionEx