By Elizabeth Pineau and Tassilo Hummel PARIS (Reuters) -French President Emmanuel Macron on Tuesday announced a wide array of measures – from regulating children’s screen time to increasing parental leave payments – in a bid to reinvigorate a second mandate marred by his unpopularity and contested reforms. In a rare and lengthy news conference, Macron focused on voters’ everyday concerns, including schools and the cost of living, confirming that he wants to turn the page on last year’s contested pension and immigration reforms. “France will be stronger in this world of upheaval if we’re more u…