Doc build work
Cleaning up stylesheets.
Merge pull request #37 from stevetraut/master

Adding a separate doc build file to generate Javadoc.
Merge remote-tracking branch 'upstream/master' into adding-javadoc
merge upstream
more javadoc, fixed bad url construction in Entity.fetch
added javadoc to Users.java, removed bad password reset check in the User class
javadoc for Collection.java
javadoc for Device.java