GLOBAL MARKETS-China data spurs stocks, Syria diplomacy cools debt, oil

* Wall Street stocks advance * European stocks rise, Asian ex-Japan hit 3-month highs * China industrial output, retail sales add to optimism * Oil, safe-haven bonds pressured as Syria worries recede further By Ellen Freilich NEW YORK, Sept 10 (Reuters) - U.S. stocks climbed for the sixth straight session on Tuesday as the dollar and global equities rallied on more upbeat economic data from China, while prices of safe-haven debt and oil slipped on the chance of a possible di