add support for Tracy profiler (#1153) * add support for Tracy profiler * add tracy client * add Aidan's StackContext Zone * a bit more documentation * doc cleanup * add HXCPP_TRACY_DISABLE_STACKS flag * put tracy include behind HXCPP_TRACY * move code to third party; move tracy into it's own cachable <files> section in haxe-target.xml * shift tracy telemetry into its own cpp file * fix incorrect signature * add global __hxcpp_tracy_* telemetry functions * add ctx to cppia-stackframe; fix sourcelocation's fullName * remove the dependency on haxe's stackframe context, use tracyZones vector instead * update docs * bug: fix InternalNew's parameter being used as linenumber in its HX_STACK_FRAME * fix wrong path in HX_STACK_FRAME * add HXCPP_TRACY_NO_EXIT & HXCPP_TRACY_ON_DEMAND support * added HXCPP_TRACY_INCLUDE_CALLSTACKS, use this to generate & include callstacks in the profiler zones * allocation tracking * add no-op gc alloc function to hxtelemetry implementation * Account for the same large object pointer appearing before collection * add HXCPP_TRACY_MEMORY * stack depth needs +1 * track large objects globally * eagerly free large objects * add __hxcpp_tracy_set_thread_name_and_group; disable custom GC ___tracy_source_location_data * new tracy telemetry header and hxcpp zone macro * Use hxcpp float * fix argument order in custom scope * Remove test zone function * line unique scope variable * callstack macro variant * fix HXCPP_TRACY_ZONE * zone count function * update docs & comments * update readme --------- Co-authored-by: Aidan Lee <aidan.lee63@gmail.com>