FIX: Respect empty newlines in texts parsed by BasicRenderedStringParser.
FIX: Respect empty newlines in texts parsed by BasicRenderedStringParser.

cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two