Add 1st macro script; ability to run macros is here already.
Add 1st macro script; ability to run macros is here already.

The 'run' command from IPython already has the ability to work like
a macro reader/executer, with only simple changes to the script
files to allow for the OPEN magics. Don't forget the -i option to
expose the current namespace.

j-faria/OPEN,j-faria/OPEN