Fixed small documentation typo `onr` to `one`.
Merge pull request #626 from bakercp/bugfix-typo

Fixed small documentation typo `onr` to `one`.
flush underlying streams on close()/sync()
Merge branch 'develop' of https://github.com/pocoproject/poco into develop
fixed one-shot timer and maufunction of long start interval
Merge pull request #628 from Kontinuation/develop

Fixed one-shot timer and maufunction of long start interval
added deprecation warning for POCO_WIN32_UTF8
fix warning, add note to Config.h regarding deprecation of POCO_WIN32_UTF8
updated relnotes