name: climlab
dependencies:
    - python=2.7
    - numpy
    - scipy
    - netCDF4
    - sphinx=1.3.5
    - matplotlib
    - ipython
    - pip:
        - nbsphinx
        - sphinxcontrib-bibtex
        - numpydoc

name: climlab
dependencies:
    - python=2.7
    - numpy
    - scipy
    - netCDF4
    - sphinx
    - matplotlib
    - ipython
    - pip:
        - nbsphinx
        - sphinxcontrib-bibtex
        - numpydoc

Remove version restriction on sphinx
Remove version restriction on sphinx
