Merge branch 'AS_intake2'

.travis.yml

intake/cmip5_collection_mistral.yml

intake/cmip6_collection_mistral.yml

intake/collection_input_mpim_ge.yml

intake/mBGC_obs.yml

intake/miklip_baseline0_cmorized.yml

intake/miklip_baseline1_cmorized.yml

intake/miklip_preop-dcpp_cmorized.yml

intake/miklip_preop_cmorized.yml

intake/miklip_prototype_cmorized.yml

intake/mpige_cmorized_mistral.yml

notebooks/intake/intake_CMIP.ipynb

notebooks/intake/intake_MPIGE.ipynb

notebooks/intake/intake_observations.ipynb

pymistral.yml

pymistral/cmip.py

pymistral/setup.py