Adding vaa3d.org to linkcheck ignore
sorting user urls/structure & indexes
Fixing parts for pdf
Fixing premature commit links
Fixing About structure
making sections parts to match pdf
Changing OME milestone link to OMERO
Create Formats page including supported formats in the toctree

- Modify format table auto-generation to list all format pages instead
of globbing
Move SCIFIO page to developers/ and fix auto-generated link
New format index with dataset structure table
Redirect location of auto-generated dataset structure table
Moving dataset table before supported formats
removing omero page & linking to omerodocs instead
Adding pretty diagram to OMERO chp in pdf
Reintegrate generating test images page into the developers part
Fix typos (contractions)
Merge pull request #294 from sbesson/generating_test_images

Generating test images
Merge pull request #274 from melissalinkert/big-endian-bigtiff-develop

TIFF: fix header writing for big-endian BigTIFF files
Merge pull request #273 from melissalinkert/dm2-develop

Gatan DM2 metadata fixes
Merge remote-tracking branch 'origin/develop' into formatting_develop