[btcsuite/btcec] 46829e: Update TravisCI to use latest cover paths.

[Dave Collins]

  Branch: refs/heads/master
  Home:   https://github.com/btcsuite/btcec
  Commit: 46829e8ddc40cfe9eaaadb04006adcb8e3bbae12
      
https://github.com/btcsuite/btcec/commit/46829e8ddc40cfe9eaaadb04006adcb8e3bbae12
  Author: Dave Collins <da...@conformal.com>
  Date:   2015-02-03 (Tue, 03 Feb 2015)

  Changed paths:
    M .travis.yml

  Log Message:
  -----------
  Update TravisCI to use latest cover paths.