Add logic to set release/version number of the formats documentation

Since minor schema releases are still identified by date, Sphinx version and
release numbers are identical for now.
Starting text edits to TIFF section
Moving the images to into formats folder
Revert "Add symlnking logic to allow compilation with current architecture"

This reverts commit 38e337c17b852e93ccba246aaa24e2870f0cd9fd.
Adding OME logo for use in PDF
Merge pull request #13 from sbesson/formats_release

Add logic to set release/version number of the formats documentation
Merge pull request #14 from qidane/formats1

Move the images to under the formats directory and adjust build
merge dev_4_4 -D org -I include -E exclude: PR 281 (Review Matlab documentation (see #10389))
merge dev_4_4 -D org -I include -E exclude: PR 291 (Add "Link" action to permissions table and to the Key 4)
merge dev_4_4 -D org -I include -E exclude: PR 296 (Putting OME-XML formats docs into ome-docs repo)