Oil edges up, returning supply caps gains

By Mark Tay and Dmitry Zhdannikov SINGAPORE/LONDON (Reuters) - Oil prices edged up on Thursday after two consecutive days of losses, with gains capped by returning supplies from Nigeria and Libya. Brent crude futures were trading at $46.23 per barrel at 1012 GMT, up 38 cents, from the last settlement. U.S. West Texas Intermediate (WTI) futures were up 25 cents, or 0.6 percent, at $43.83 a barrel.