Adding pointer to help to contribution instructions

## Getting Started

1.  We use GitHub flow to manage changes,

1.  Please see [the README](README.html#getting-and-giving-help)

    for advice on getting and giving help.

2.  We use GitHub flow to manage changes,

    which is explained in the chapter [Contributing to a Project][pro-git-chapter]

    in Scott Chacon's book *Pro Git*.

2.  For our lessons,

3.  For our lessons,

    you should branch from and submit pull requests against the `gh-pages` branch.

3.  When editing lesson pages, you need only commit changes to the Markdown source files.

4.  When editing lesson pages, you need only commit changes to the Markdown source files.

4.  If you're looking for things to work on,

    please see [the list of issues for this repository][lesson-template-issues],

    or for [our other lessons][swc-lessons].

5.  If you're looking for things to work on,

    please see [the list of issues for this repository][lesson-example-issues]

    or for [the template][lesson-template-issues],

    or have a look at [our actual lessons][swc-lessons].

    Comments on issues and reviews of pull requests are equally welcome.

## Other Resources