Changed the example profiler to a Brofiler

Added detailed perf profiling for the EventStressTest

rewrote internal profiler to work better with Brofiler

Update fiber implementation for posix

Atomic test was updated

Fixed compilation

Add atomic ordering test

Update unittest framework to fail early

Add support for vs2015 and support for Brofiler

Improve hybrid spin wait code and add low latency wait algorithm.

Imporve hybrid spin algorithm

Remove unusued MTEvent from temporary ThreadContext

Fixed tests and add new asserts inside RunAsync

Fix compilation warning. Fix some tests.

Implemented active wait feature.

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

Fixed YieldTasks test, when test run multiple times

Added Yield support for tasks

Add priority for tasks

Improve built-in profiler

Rewrote CreateFromCurrentThreadAndRun

Fixed OSX tests

Restore StackSizeTest

memset replaced

Change stack size in stack size test.

Increase queue size

Fix OSX test