Refactoring, metadata and adapter specific files
Simplify GridFS file object
Add timestamp field for file. Make sure unix timestamp is always returned
Change Exception type
Fix a bug in return value
Small improvements
Some comments
Revert renaming of filesystem's 'has' function
A couple of fixes to filesystem and local adapter
Fix a stupid typo
A couple of more fixes to files
Some modification to spec files
More spec file modifications
more fixing specs
Add 'uri' field to File object
Removed uri from file but added UriAware interface for files that know their uris
Make writeFile function always return file object. This is done because in many cases, write operation might add some valuable data to object that is useful for client application.
A couple of more bug fixes
Some fixes and renames
Some fixes to naming and removed white spaces