* stable-4.7: Prepare 4.7.6-SNAPSHOT builds JGit v4.7.5.201810051826-r BaseReceivePack: Validate incoming .gitmodules files ObjectChecker: Report .gitmodules files found in the pack SubmoduleAddCommand: Reject submodule URIs that look like cli options Change-Id: Id6fabec4d0b682a7e20a46e88cbc05432efca062 Signed-off-by: Jonathan Nieder <jrn@google.com> Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>