CSS adjustments and small page edits
CSS: main body font switched to serif, h2 headings in main changed
to sans-serif blue, font sizes increased, justified alignment changed to ragged right, min-width
of header increased to accomodate larger font sizes;
CSS reorganized to separate layout from typography;
Page edits: smart quotes replaced with <q> element, reference to contact info added
on index, section headings added to research page and items rearranged a bit,
101 info on teaching page trimmed