Update Numpy, Pandas, Scikit-Learn, and Bokeh (#164)

Author: mrocklin

binder/environment.yml

@@ -5,21 +5,21 @@ dependencies:
   - python=3.7
   - nodejs
   - jupyterlab>=1.0
-  - numpy>=1.16.4
+  - numpy>=1.18.1
   - h5py
   - scipy>=1.3.0
   - toolz
-  - bokeh>=1.2.0
+  - bokeh>=1.4.0
   - dask=2.11.0
   - dask-labextension>=1.0.3
   - distributed=2.11.0
   - notebook
   - matplotlib
   - Pillow
-  - pandas>=0.24.2
+  - pandas>=1.0.1
   - pandas-datareader
   - pytables
-  - scikit-learn>=0.21.1
+  - scikit-learn>=0.22.1
   - scikit-image>=0.15.0
   - snakeviz
   - ujson