710.—Nothing in this Act shall be held in any way to annul or restrict the common law of Scotland with regard to the prosecution or punishment of offences at the instance or by the direction of the Lord Advocate, or the rights of owners or creditors in regard to enforcing a judicial sale of any ship and tackle, or to give to the High Court in England any jurisdiction in respect of salvage in Scotland which it has not heretofore had or exercised.