added sleep command to example
added sleep command to example

git-svn-id: 247df5fa09dc3ef4599bf67bfd87ec1227a25a47@5 1863f854-1fd2-11df-a719-01f031a10480

tectronics/shell2junit,pphilbey/shell2junit,yhfudev/bash-shell2junit,mfalkvidd/shell2junit