several changes all lumped together because git rebasing wasn't working
several changes all lumped together because git rebasing wasn't working

- fixing the spacing between the word "Chapter" and the chapter number in the toc
- fixing the spacing between the figure short captions and the figure number in the lof
- re-renaming the @dept variable to the @gradprogram variable
- fixing vertical spacing in the lof and lot
- fixed the vertical spacing in the toc to be much more uniform
    and clearer to read
- refactoring some layout
GSBS-Bootstrappers/umassmed-tex