added nceduviz demo link
added first semester gpa
updated details
added license
Merge branch 'redesign'
minor tweaks

 - hover highlight on blog listings
 - reordered header nav (about <--> projects)
updated readme
added coursework for spring 2015
refactor css
re-linked homepage css file
small tweaks

 - header and footer adjustments
 - changed image sizing on small screens
cleaned up some files
wider layout on posts when larger screen is available
moved google analytics to bottom
added thumbnail image to post

 - lede paragraph style moved from main.css to post.css
changed page titles
optimize usage of horizontal space on larger screens