Removed outdated model classes and updated api
Merge branch 'master' of https://github.com/jrussel1/bookSystem

Conflicts:

book.system.android.appengine/src/com/book/system/android/appengine/Book
ListActivity.java

book.system.android.appengine/src/com/book/system/android/appengine/Sear
chActivity.java