OPENIG-106 Fixed most of the easily fixable checkstyle items

* Removed all @author tags
* Fixed trailing lines, too long lines, unchecked exceptions
* Fixed indent errors
* Fixed some javadoc errors (wrong html tags, ...)
* Updated some copyright header that were badly formatted
* Added some private default constructors and made some utility class 'final'
* Fixed all errors in test classes

git-svn-id: https://svn.forgerock.org/openig@179 dbb9e58e-28e6-4ce0-90e8-f11d9605b710