Included logging example: write log and error_log, email WARNINGS and worse
removed double import
Lots of interdependent changes in filestorage: template tag listdir is no longer using hardcoded miguided class FileSystemProvider, but rather current system wide storage provider. Test are now reproducing issue with loading site/VESSEL12/Download/. Improbed mockfilestorage so file and dir based teamplate tags can also be tested
Removed trace() statements, fixed listdir error
now using correct project based method for serving file listed in listdir. Fixes #173
Fixed bug in testing where mockstorage would indicate that all files in public_html existed, making it impossible to write to. made mockstorage more specific, only files in FAKE_FILES now exist
Testing filelist tag, now reproducing error in tests
Now also testing filelist from restricted folder