Add session tests and functionality to session object
Removed path and placed value in getPath() instead. Also added a FormServletTest, which now covers 100% of the methods.
Enabled disabled test and all are passing.
Implement Patch with Etag

 - Add DocumentWriter class for manipulating text documents
 - Add tests accordingly
Merge remote day7 into local day7
Disable DocumentWriterTest
New servlets for auth testing
Changes for auth test
Fix some issues after incorrect merge
Updated with Dan's changes for path with etag test
Fix basic auth code so test passes.  Fix a couple merge conflicts with the last pull