3.4.0-rc1

New features:

• all : support metadata completion
• all : support type-hint completion
• all : added @Signature display mode (#4758)
• all : finalized HashLink (HL) target

Bugfixes:

• all : fixed various optimization issues
• all : fixed various issues with side-effect detection
• all : fixed performance drain in the DCE implementation (#5716)
• all : fixed issue with assignments when inlining constructor (#5340)
• all : fixed major inlining issue when using compilation server (#5320)
• all : fixed pattern matching evaluation order issue (#5274)
• cpp : fixed various minor code generation issues
• js : fixed issue regarding iterating over abstracts (#5385)
• python : fixed evaluation order issue for array writing (#5366)

General improvements and optimizations:

• all : greatly improved support for display mode in general
• all : made --times output look much nicer
• all : remove calls to functions that have no side-effect
• all : hid private property accessors from completion (#5678)
• js : updated jQuery extern (js.jquery.*) for jQuery 1.12.4 / 3.1.0 support.
• js : jQuery extern (js.jquery.*) now includes deprecated fields marked with @:deprecated.
• js : no longer rewrite o["s"] to o.s (#5724)
• cpp : greatly improved ObjC output and integration options
• lua : greatly improved code output quality

Standard Library:

• all : added Any type (#5500)
• all : added haxe.extern.AsVar
• all : added haxe.macro.CompilationServer (experimental)
• all : fixed haxe.Template.resolve (#5301)