Fix `File::getFileSets()`

Fix `File::getFileSets()`

adodb throws exception as response from Execute is array

- Change to `while ($row = $fsIDs->FetchRow()) {`
Merge pull request #1212 from mkly/fix_file_get_filesets

Fix `File::getFileSets()`
Additional Fix and Cleanup Date Nav

Additional Fix and Cleanup Date Nav
Merge pull request #1216 from mkly/fix_date_navigation

Additional Fix and Cleanup Date Nav