VILNIUS, July 14 - Lithuania's parliament on Tuesday voted in favour of a government manifesto presented by Social Democrat Mindaugas Sinkevicius, clearing the way for him to become prime minister and for his proposed cabinet to take office.NATO and European Union member Lithuania, which borders both Russia and Belarus, is the top defence spender in NATO as a share of the country's economy, devoting an estimated 5.33% of its gross domestic product (GDP) to the military this year.Sinkevicius' government manifesto pledged to keep the spending above 5% of GDP and to seek a continued U.S. troops presence in the Baltic...