added home link to header logo. Modified course parse function in admin.js to start slide count (order) at 1 instead of 0
updated breadcrumb partial to no longer add 1 to current slide count
fixed slide change functionality and add CSS3 fade animations
removed some old code and added JavaDoc to course.js
added AJAX loader to courses slide continer
set up course slide previous and next buttons to become disabled when at the beginning or end of course, respectively
adding loaders images to repo- tweaked styles on forward/back slide buttons