Merge pull request #1268 from will-moore/markup_to_sphinx

Markup to sphinx
Remove duplicate comment
Fix PIL TypeError in webgateay get_shape_thumbnail() PR 1301
Fix permissions on webtest image_rois. See PR 1301
Changes variable name to match Ice.config one.
Remove white spaces and fix indent.
Remove unused import.
Determine if the object can be selected.

Use the id of the objet and not the canLink method.
merge dev_4_4 -D org -I include -E exclude: PR 982 (Add support for Ice 3.5)
merge dev_4_4 -D org -I include -E exclude: PR 988 (webgallery prototype from github/will-moore/webgallery)
merge dev_4_4 -D org -I include -E exclude: PR 1126 (Fix long-missing DELETE EventLogs)
merge dev_4_4 -D org -I include -E exclude: PR 1176 (Import status tb dev 4 4)
merge dev_4_4 -D org -I include -E exclude: PR 1233 (OMERO.matlab: add object creation functions (see #10637))
merge dev_4_4 -D org -I include -E exclude: PR 1234 (Web image object id extension 11022)
merge dev_4_4 -D org -I include -E exclude: PR 1249 (Dataset creation 11048)
merge dev_4_4 -D org -I include -E exclude: PR 1261 (11074 export close (rebased onto dev_4_4))
merge dev_4_4 -D org -I include -E exclude: PR 1279 (Orphan folder dev 4 4)
merge dev_4_4 -D org -I include -E exclude: PR 1281 (Viewer issue dev 4 4)
merge dev_4_4 -D org -I include -E exclude: PR 1282 (Refresh browser dev 4 4)
merge dev_4_4 -D org -I include -E exclude: PR 1283 (Thumbnailbean dev 4 4)