fixes #9973 - API doc keyword substitution with sprintf needs symbols
(cherry picked from commit 75c85026c9dc1ca3ba4072090fe7e1b4390c5346)
Conflicts: config/initializers/apipie.rb
fixes #9973 - API doc keyword substitution with sprintf needs symbols
(cherry picked from commit 75c85026c9dc1ca3ba4072090fe7e1b4390c5346)
Conflicts:
config/initializers/apipie.rb