Change to explanation or definition.
Adding, committing and pushing paragraph update.

Made suggested changes to "Adding, committing and pushing..." section of
index.html.  Moved short definition from header to its own paragraph.
Adding, committing and pushing paragraph update.

Made suggested changes to move added content from header to it's own
paragraph.  Replaced paragraph "... you just said three things..."
Removed unnecessary lines.

Removed unnecessary lines.
Merge pull request #13 from akmartinez1/master

Change to explanation or definition.