CompareAndSwap added to atomics

Custom memory allocator - fix POSIX build

Custom allocator - first iteration WiP

OSX support

Posix stack guard page now located in right place (stack grows downwards)

Rewrote Windows fibers using GetThreadContext / SetThreadContext

Rewrote stack allocation for POSIX fibers.
Now in case of stack overflow we get SIGSEGV signal instead of memory corruption.

Additional diag in POSIX fibers

Fixed race condition in posix thread

Fixed incorrect handle EINTR as return result in posix event

Fixed deadlock in MTEvent

Fix posix event race condition

Fix race condition in posix event

Fix some posix tests

Fixed posix sleep compilation warning, updated readme.md

Rename some macro definitions, add travis.yml

Fix threads implementation to be more C++ friendly

Added license information

Fixed compilation on POSIX system

Move template implementations to corresponding inl files

MT::internal namespace

Change project structure completely.

- Add doxygen documentation comment
- Rename headers
- Split single cpp file to multiple cpp files. One file = one class