Adding count/getImportedImageFiles() to Blitz Gateway. See #9744

This handles both original Arhived files and FS fileset files, returning Original Files in each case
Blitz image._countFilesetFiles() uses projection
Webclient uses new count/getImportedImageFiles()
Blitz image.countFilesetFiles() better exposed
webgateway original_file_paths() displayed in webclient
Improved layout of FS-paths display
Tiny UI fix - Paths text-area at least 3 lines
Fix Python 2.4 syntax in admin.py (See #10412)
Merge pull request #729 from mtbc/utf-8

unescape UTF-8 literals in Java source code
Blitz get/countFilesetFiles have non-FS 'empty' stub
Show original file paths only for FS Filesets (not pre-FS files)
Merge pull request #757 from bpindelski/admin-fix-10412

Fix Python 2.4 syntax in admin.py (See #10412)
Merge pull request #753 from manics/tablestest_bz2_10403

Use Python 2.5/2.6 compatible syntax with bz2.BZ2File (#10403)
Simple group view of 'All Members' data. See #10243

Simply use -1 as a user_id flag to indicate that we don't want to filter by exp_id
Add missing s to the method.
Remove characters introduced during rebase.
Modify indentation.
Merge pull request #748 from JesseCorrington/cpp-test/makeTestsPass

Get C++ integration tests passing
merge dev_4_4 -D org -I include -E conflict -E needs-fixes -E broken: PR 620 (Spec clean on dev 4 4)
merge dev_4_4 -D org -I include -E conflict -E needs-fixes -E broken: PR 647 (xsd-fu cleanup (dev_4_4))