Implemented active wait feature.

Waiting thread now can process tasks and act as additional worker
thread.

Fixed a potential race condition inside Yield.

Fixed YieldTasks test, when test run multiple times

Added Yield support for tasks

Fix compilation warning

Add priority for tasks

Improve built-in profiler

Added macro _DARWIN_C_SOURCE for OSX

Added macro _DARWIN_C_SOURCE for OSX

Fixed OSX build

Fixed OSX build

Fixed POSIX build

Fixed Posix build

Rewrote CreateFromCurrentThreadAndRun

Fixed OSX tests

Restore StackSizeTest

memset replaced

Change stack size in stack size test.

Increase queue size

Updated travis and appveyor configs

Fix OSX test

Fixed posix build

Fixed test

Fiber storage now use lock-free queue.

Refactor internal profiler.

Completely remove WaitGroupAndYield

It was a bad architecture decision, WaitGroupAndYield cost too much to
work properly (global mutex per group). Anyway this behaviour could be
implemented through

Completely remove WaitGroupAndYield

It was a bad architecture decision, WaitGroupAndYield cost too much to
work properly (global mutex per group). Anyway this behaviour could be
implemented through parent/child tasks and is much more natural for
architecture.

show more ...