v0.1.5: Release 0.1.5

  * Fix. Correctly handle error from `_beginthreadex
  * Compile time warning about `pthread_kill` not defined

v0.1.4: Release 0.1.4

 * Fix. Pass integer value to thread
 * Fix. Return version number as integer

v0.1.3: Release 0.1.3

* Support Lua 5.3

v0.1.2: Release 0.1.2

Add. `llthreads.ex` module.
Add. started/detached/joinable methods to thread object.
Fix. build for Lua 5.2 with LUA_COMPAT_XXX.

v0.1.1: Release 0.1.1

Add. `thread:alive()` method

v0.1.0: Release 0.1.0

* drop-in replacement for llthreads library
* thread.join support zero timeout
* support detached joinable thread
* allow pass cfunctions to child thread