First initial commit
Added User Account (login, signup, logout, settings)
Added books catalog and authors
Added blueprint authors and admin roles
Added removal of books and authors. Added search books.
Added search, dump SQL and modal window "Add author"
Added library.db
Fixed save book error
Added flask-oauth
Added Flask-Script and Flask-Evolution
Added Twitter login
Flask Manager
Added Facebook login
Added Google login
Merge remote-tracking branch 'origin/master'