if a tag does not exist, we dont want the query to crash (#61)
if a tag does not exist, we dont want the query to crash (#61)

* if a tag does not exist, we dont want the query to crash

* incorrect solution
Revert "if a tag does not exist, we dont want the query to crash"

This reverts commit 6680e5a6e838ff9f53d338581d655671597b7bc5.

* repaired getIdForSlug function to return int or null

* changed where, removed isempty not needed

flarum/tags,flarum/tags,flarum/tags