Fixes consistency of custom fields display on the issue detail view (#3190).
Accept any svn tunnel scheme in repository URL (#3278).
Prevent nil error when retrieving svn version (#3268).
Fixes menu tab and settings partial name of simple ci plugin (#3302, #3303).
Adds wiki comments length validation (#3308).
Merged r2718 from trunk (#3291).
Same as fix as r2705 from Trac wiki pages attachments (#3291).
Display links to users on project members view.
Clear member_roles when deleting project members.
Removes hardcoded table names in Repository#clear_changesets.
