Allows user to hide specified directories and display development tools as a separate navigation row.
Adds .gitignore so config.php doesn't get included in commits.
Adds ability to set a display name for a project
Adds additional options for displaying sites and cleans up code in index.php.

New features:
* Specify display name, admin url for a site
* Hide sites from the list
* Create custom links for use in top navigation bar
* Specify additional prefered icons to show
Lost a line while I was cleaning things up in index.php, it's back now.
Merge pull request #1 from davidized/master

Various new features