hg update weekly.<i>YYYY-MM-DD</i>
</pre>
+<h2 id="2011-06-16">2011-06-16</h2>
+
+<pre>
+This release includes changes to the sort and image/draw packages that will
+require changes to client code.
+
+The sort.IntArray type has been renamed to IntSlice, and similarly for
+StringArray and Float64Array.
+
+The image/draw package’s Draw function now takes an additional argument,
+a compositing operator. If in doubt, use draw.Over.
+
+Other changes:
+* build: fix header files for Plan 9 (thanks Lucio De Re).
+* cgo: handle new Apple LLVM-based gcc from Xcode 4.2.
+* crypto/openpgp: add ability to encrypt and sign messages.
+* doc/gopher: add goggled gopher logo for App Engine.
+* doc: Update notes for 3-day Go course.
+* exec: make LookPath work when PATHEXT var not set on Windows (thanks Alex Brainman).
+* exp/regexp/syntax: syntax data structures, parser, escapes, character classes.
+* exp/template: lexical scanner for new template package.
+* fmt: debugging formats for characters: %+q %#U.
+* gc: frame compaction for arm,
+ handle go print() and go println(),
+ work around goto bug.
+* go/build: fixes, self-contained tests.
+* go/printer, gofmt: print "select {}" on one line.
+* godoc: replace OS file system accesses in favor of a FileSystem interface.
+* gofix: fix inconsistent indentation in help output (thanks Scott Lawrence).
+* goinstall: use go/build package to scan and build packages.
+* http/spdy: improve error handling (thanks William Chan).
+* http: use runtime/debug.Stack() to dump stack trace on panic.
+* ld: dwarf emit filenames in debug_line header instead of as extended opcodes,
+ fix link Windows PE __declspec(dllimport) symbol (thanks Wei Guangjing),
+ make .rodata section read-only (thanks Gustavo Niemeyer).
+* mail: decode RFC 2047 "B" encoding.
+* mime/multipart: remove temp files after tests on Windows (thanks Alex Brainman).
+* net: export all fields in Interface (thanks Mikio Hara),
+ rearrange source to run more tests on Windows (thanks Alex Brainman),
+ sendfile for win32 (thanks Yasuhiro Matsumoto).
+* os: Plan 9, fix OpenFile & Chmod, add Process.Kill (thanks Yuval Pavel Zholkover).
+* runtime: fix Plan 9 "lingering goroutines bug" (thanks Yuval Pavel Zholkover).
+* spec: clarify rules for append, scope rules for :=,
+ specify constant conversions,
+ unsafe.Alignof/Offsetof/Sizeof return uintptr.
+* syscall, os, exec: add *syscall.SysProcAttr field to os.ProcAttr and exec.Cmd.
+* syscall: add ptrace on darwin (thanks Jeff Hodges),
+ mksyscall_windows.pl should output unix newline (thanks Yasuhiro Matsumoto).
+ update BPF support for BSD variants (thanks Mikio Hara),
+ use strict in perl scripts (thanks Yasuhiro Matsumoto).
+* xml: handle non-string attribute fields (thanks Maxim Ushakov).
+</pre>
+
<h2 id="2011-06-09">2011-06-09</h2>
<pre>