Disable resign for the one-ply player.

git-svn-id: svn://svn.code.sf.net/p/fuego/code/trunk@1936 2e953b5c-c64d-0410-be54-f773e93e544c
Do not print search progress when root has no moves yet; print simulation count for each move for SgUctSearch::SearchOnePly

git-svn-id: svn://svn.code.sf.net/p/fuego/code/trunk@1937 2e953b5c-c64d-0410-be54-f773e93e544c