Add blank lines between fields for readability.

.travis.yml

@@ -1,35 +1,42 @@
 language: cpp
+
 # Cache Ubuntu apt packages.
 cache: apt
+
 compiler:
   - gcc
 # Disable clang build: doesn't seem to work on Linux.
 # (@jeffdonahue: Travis buildbot's failure behavior is similar to what I see
 # building on Linux.)
 #   - clang
+
 before_install:
   - echo $LANG
   - echo $LC_ALL
   - sudo apt-get -y update
   - sudo apt-get -y install wget git curl python-dev libprotobuf-dev libleveldb-dev libsnappy-dev libopencv-dev libboost-all-dev libhdf5-serial-dev protobuf-compiler libatlas-dev libatlas-base-dev bc
+
 install:
   - wget https://google-glog.googlecode.com/files/glog-0.3.3.tar.gz -O /tmp/glog-0.3.3.tar.gz && tar -C /tmp -xzvf /tmp/glog-0.3.3.tar.gz && rm /tmp/glog-0.3.3.tar.gz
   - cd /tmp/glog-0.3.3 && ./configure && make && sudo make install && cd -
   - curl http://developer.download.nvidia.com/compute/cuda/repos/ubuntu1204/x86_64/cuda-repo-ubuntu1204_6.0-37_amd64.deb -o /tmp/cuda_install.deb && sudo dpkg -i /tmp/cuda_install.deb && rm /tmp/cuda_install.deb
   - sudo apt-get -y update && sudo apt-get -y install cuda
   - curl https://gitorious.org/mdb/mdb/archive/7f038d0f15bec57b4c07aa3f31cd5564c88a1897.tar.gz -o /tmp/mdb.tar.gz && tar -C /tmp -xzvf /tmp/mdb.tar.gz && rm /tmp/mdb.tar.gz
   - cd /tmp/mdb-mdb/libraries/liblmdb/ && make && sudo make install && cd -
+
 before_script:
   - mv Makefile.config.example Makefile.config
   - export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/cuda/lib64:/usr/local/lib
   - export NUM_THREADS=4
+
 script:
   - make --keep-going --jobs=$NUM_THREADS all test warn lint
   - make runtestnogpu
   - make --jobs=$NUM_THREADS all
   - make --jobs=$NUM_THREADS test
   - make --jobs=$NUM_THREADS warn
   - make --jobs=$NUM_THREADS lint
+
 notifications:
 # Emails are sent to the committer's git-configured email address by default,
 # but only if they have access to the repository.  To enable Travis on your
@@ -39,6 +46,7 @@ notifications:
   email:
     on_success: always
     on_failure: always
+
 # IRC notifications disabled by default.
 # Uncomment next 5 lines to send notifications to chat.freenode.net#caffe
 #   irc: