CHISINAU( Reuters)-Moldova's pro-European government faces a new challenge from its restive pro-Moscow Gagauzia region after its leaders denounced proposed judicial reforms and demanded enhanced status for the Russian language. Gagauzia's 140, 000 residents, mainly ethnic Turks who adhere to Orthodox Christianity, have had uneasy relations with central authorities since Moldova threw off Soviet rule in 1991.On Friday, Gagauzia's local assembly rejected judicial reforms which would shut down an a