title: Pro-business FDP says upbeat that German coalition deal possible
text: BERLIN (Reuters) - Christian Lindner, head of the Germany s pro-business Free Democrats, confirmed parties seeking to forge a German coalition government would continue discussions later Friday, and said he was optimistic that the remaining differences could be overcome. Lindner told reporters that some progress had been made on many issues, but said there were still differences over climate and migration.  We decided that we should use the next days to overcome the remaining differences,  he said.  Such a historic project ... should not fail due to a few missing hours.  