Fix @param to display the variable name.
Allow the user to separate pull requests by type.

A list of pull requests isn't super useful for describing a release
although it generally contains all the relevant information.  Splitting
out the major changes and drawing attention to them can help make the
list more approachable.
Merge pull request #10 from nubs/separate-by-type

Allow the user to separate pull requests by type.
Use my recently-created PHP port of the VGNG.

This replaces a python dependency, git submodule (and the necessary
init), and a squeamish exec call with a simple composer dependency with
a nicer interface.

This project also has the potential to open up other random name
generators - not just the video game generator.