Eni SpA Friday announced plans for €13 billion ($14.71 billion) in cost cuts and asset sales, the latest major oil and gas company to further adjust its strategy to enduring low crude oil prices. Eni, Italy’s largest company by market value, said it would sell €7 billion in assets by 2019, with most of that coming from stakes in recently discovered oil and gas fields. That is on top of €8 billion of asset sales announced last…