converted to angularjs.
updated to angularjs.
updated version number.
corrected error.
corrected error.
updated version number.
corrected error.
corrected error.
updated version number.
corrected error.
corrected error.
corrected error.
updated version number.
corrected order.
updated version number.
added "unlocking books" button.
added unlock function.
created skeleton.
added unlock.css and needed styles.
added info.