* Forint eases, Hungarian central bank maintains loose policy * Hungarian government bonds track core market yields higher (Recasts with Hungarian central bank statement, Fed Chair comments) By Sandor Peto and Marcin Goclowski BUDAPEST, Feb 27 (Reuters) - The forint hit a new low for 2018 against the euro on Tuesday after the Hungarian central bank (NBH) kept interest rates at record lows as expected and stuck to its easy policy stance. The NBH, Central Europe's most dovish