message: update libtorrent revision on .travis.yml
diff: @@ -45,7 +45,7 @@ before_install:
  # libtorrent: download and checkout revision
  - git clone https://github.com/arvidn/libtorrent
  - cd libtorrent
  - - git checkout e3f2b016dcd37a9a6e8a94006c7befcf2cb7bfac
  + - git checkout 77172672c8db2f6bcef17d867d9a81faae77ec1e
  - git submodule init
  - git submodule update
  - cd ..
  