Add custom handling of University Center projects

* Setup structure for more customization
* Support project numbers
Provide a custom display for projects on the front end
Let's not deal with sidebars right now
Remove support for articletitle_show option in spine
Remove date and author source information
Provide a method for retrieving project number, display
Remove extra cruft from project display
Remove category display that won't be used
Override the basic single template provided by Spine
Modify project archive query to not be paginated
Order project archives by project number, ascending.

Projects need a project number to display on this page now.
Merge pull request #1 from washingtonstateuniversity/project-updates

[PR] Update theme handling of University Center projects