new app; add twitter bootstrap; add postgresql
Added style to patients#index; added favicon.ico; deleted rails index.html; uncommented robots.txt
Added exam scaffold; add nested route to exam on patient; add migration to add patient_id to exam
added style to exam view; add patient to exam new and edit controller; added link to new exam on patient show.
added list of exams on patient show; added link to exam edit on patient show.
fixed some navigation links
fixed layout and exam routes.