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New in 2009-05 release
+ updated docs/ROADMAP
+ basic support for custom operators
+ operators can now be referenced as &infix:<+>
+ meta operator support for custom operators
+ cross-language library loading
+ stack traces now include source file name and line number
+ implemented Regex type
+ .WALK (parent classes in configurable order)
+ .name method on routines
+ refactored enums, thereby fixing many enum related bugs
+ fixed namespace of eval()ed code
+ implemented parallel dispatch (@objects>>.methods)
+ initial support for «...» quotes
+ text files now default to utf8 encoding
+ fixes to Match.perl and Match.chunks
+ implemented 'constant name = $value'
+ documented build dependencies
+ grep() accepts general matcher, things like @list.grep(Int) work
+ trigonometric functions (sin, cos, ...) now available via 'use Num :Trig'
+ qx{} quotes now work (except on Windows)
+ hyper-operators on hashes now work (%a >>+<< %b)
+ initial implementation of $foo.@bar
+ refactored wrap and unwrap to work with candidate lists; fixes some bugs
+ refactored/improved callsame and callwith, and added nextsame and nextwith
(only work for dispatches of the form $foo.@bar and with wrap so far)
+ partial implementation of .^parents and .^methods
+ can initialize attributes in terms of others
+ many other bug fixes and performance enhancements
New in 2009-04 release (#16, "Bratislava")
+ wrap and unwrap for subroutines
+ calling a method on a Whatever star generates a closure
+ 1+*, *+1 and others generate closures (*-1 missing)
+ Associative, Positional and Callable are now parametric roles
+ typed arrays and hashes
+ parametric role subtyping (R[T1] ~~ R[T2] where T1 ~~ T2)
+ .invert and .push on Hashes
+ enforce return types of subroutines (partial implementation)
+ parallel testing
+ now supports passing options to parrot's Configure
+ support for lexical subroutines and multis
+ implemented \c[character name] in double quoted strings and regexes
+ implemented Perl 5 regexes
+ rx/.../ regex quoting
+ sockets support has been added (IO::Socket)
+ regex patterns may now be quantified by a separator regex
+ moved many methods to the setting
+ exporting and importing by tags, support :DEFAULT export tag
+ implemented START blocks
+ implemented roots builtin
+ implemented .ast on Match objects
+ added Match.caps and Match.chunks
+ split() now supports limits in all cases
+ prefix:<=> and the "fish operator" ( =<> ) are now gone
+ .readline is now .get
+ roles are now punned on any method call on the role
+ many other bug fixes
New in 2009-03 release (#15, "Oslo")
+ implemented $*PROGRAM_NAME magical variable
+ outer lexicals are now visible in eval()
+ next, last etc. work in grep()
+ added R metaoperator
+ add an initial draft of Match.perl
+ refactor Grammar and Match class hierarchy
+ fix if/unless/while/until/for/... on line after close curlies
+ add Q quoting, including Q:PIR
+ added "state" variables
+ //= fixed to short-circuit, and added short-circuiting &&= and ||=
+ multi-subs now have the Multi type and have a .candidates method
+ multi-method dispatch now looks up the class hierarchy
+ various fixes to using roles as type constraints
+ support bare sigils in signatures
+ more methods and functions moved to (Perl 6) setting
+ many other bug fixes
New in 2009-02 release (#14, "Vienna")
+ first release independent of Parrot releases
+ passing 7076 spectests (+796 since 2009-01 release)
+ build and use fakecutable (perl6.exe) by default
+ redesigned build, configuration, and test subsystems
+ add settings/ directory for builtins written in Perl 6 (was "prelude")
+ improve diagnostics in
+ allow anonymous classes via C<::>
+ re-use existing parameterized roles instead of creating new ones
+ roles now pun classes when .new is called on them
+ 'proto' now marks all same-named routines as 'multi'
+ XopX is now Xop
+ implement <-> (rw) pointy blocks
+ added min= and max= metaoperators
+ many many bugfixes
+ publish release schedule
+ documentation improvements
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