uses sass, date converter, and added cancel button

Updates to show use of SASS, the invocation of a date converter. Model
is changed to include a birthdate. Other miscellaneous changes.
added BooksApp/nb-configuration.xml to ignore

Ignoring NetBeans config
Merge branch 'master' of https://github.com/csulb-cecs423-2014/examples

Conflicts:

BooksApp/src/main/resources/META-INF/resources/bookstore/loginPanel.xhtm
l