Install pynbody dependencies with conda

.travis.yml

@@ -65,6 +65,8 @@ install:
  - if [[ $TRAVIS_PYTHON_VERSION == $PYTHON_COVREPORTS_VERSION ]]; then gem install coveralls-lcov; fi
  - if [[ $TRAVIS_PYTHON_VERSION == $PYTHON_COVREPORTS_VERSION ]]; then easy_install --upgrade requests; fi
  - if [[ $TRAVIS_PYTHON_VERSION == $PYTHON_COVREPORTS_VERSION ]]; then easy_install --upgrade coveralls; fi
+# pynbody, install deps with conda as much as possible
+ - if $REQUIRES_PYNBODY; then conda install h5py pandas pytz; fi
  - if $REQUIRES_PYNBODY; then pip install git+git://github.com/pynbody/pynbody.git; fi
  # clone my version of the torus code, don't do this for one test, to make sure the code installs without the torus code
  - if [[ $TEST_FILES != 'tests/test_evolveddiskdf.py tests/test_jeans.py' ]]; then git clone https://github.com/jobovy/Torus.git galpy/actionAngle/actionAngleTorus_c_ext/torus; fi