Add updated 04.13 and requirements

Author: jakevdp

.gitignore

@@ -92,6 +92,9 @@ ENV/
 # Emacs
 *~
 
+
 # Temporary data files
 notebooks/recipeitems-latest.json
-notebooks/FremontBridge.csv
+notebooks/FremontBridge.csv
+notebooks/gistemp250.nc
+notebooks/my_figure.png

notebooks/04.13-Geographic-Data-With-Basemap.ipynb

@@ -1,12 +1,16 @@
 numpy==1.11
 pandas==0.18.1
 scipy==0.17.1
-sklearn==0.17.1
+scikit-learn==0.17.1
+scikit-image==0.12.3
+pillow==3.4.2
 matplotlib==1.5.1
+seaborn==0.7.0
 jupyter
 notebook
 line_profiler
 memory_profiler
 numexpr
-seaborn
 pandas-datareader
+basemap
+netcdf4