Start mockups: import bootstrap
First implementation of basic layout
JS and CSS files, profile layout

Added liberta.js and liberta.css
Create the first version of the profile page layout
Add dropdown to navbar
Make navbar inversed
Initial vertion of search results layout
Add Books and Authors in navigation
Initial mockup of Book View
Some improvements of the Book View
Minor changes
Update navbar
Fix Active menu items
Add mockup breadcrumbs
Add breadcrumbs to search results
Global changes to sync up
Add buttons to see all books
Index mockups
Initial advanced search
Merge branch 'front-end'