Updating metadata for 1.10.0-rc1
Updating source version to 1.10.0-pre
Fix line endings corrupted in 548cb5cc19c605120fae07b10540e5abb7162d1f.
Line endings in dojo (and most repositories) must be \n, not \n\r.
update dgauges submodule to fix #18068
Restore tweak to comment from 87ac7b3 (refs #18002).
Necessary to generate API doc.
Tweak was overwritten by ab5ea21 (refs #17822).
Updating metadata for 1.10.0
Updating source version to 1.11.0-pre