Attempt to fix intermittent issue with project sync.
Made sure private coordinates are shown if set.
Made TaxaSearchController specify a locale.
Added locale to project sync URL.
Numerous Spanish translation issues.
Repost records that have local changes but were deleted from the server.
Sign in is only complete when call to /users/edit is done.
Ensured the proj obs deleted records only get created when obs remains, i.e. not when obs was deleted.