Added an example of sleeping for a specific duration on the current thread.
Added an example of sleeping for a specific duration on the current thread.

vjacquet/CppSamples-Samples,brunotag/CppSamples-Samples,tmwoz/CppSamples-Samples,sftrabbit/CppSamples-Samples,rollbear/CppSamples-Samples,thatbrod/CppSamples-Samples