Merge branch 'release/0.80.58' into develop
fix a string format variable order problem.
Add the language admin. Tested object_actions but doesn't seem to work, thus disabled.
Avoid developers to forget things.
language & tags: return the replacement result, else it seems to fail whereas it didn't.
Avoid re-running the duplicate process if already succeeded.
version bump for 0.80.59.
Merge branch 'release/0.80.59'