Merge pull request #14 from gjbex/development

Various additions

Author: gjbex

source-code/README.md

@@ -37,3 +37,5 @@ to create it.  There is some material not covered in the presentation as well.
 * [`xarray`](xarray): introduction to `xarray`, a library for indexed, labeled
   N-dimensional arrays.
 * [`netcdf`](netcdf): sample code for reading and writing NetCDF data.
+* [`cannon.ipynb`]: Jupyter notebook illustrating the use of numpy, scipy, sympy and
+  bokeh.