Elgg/Elgg — pull request #7430 by mrclay (2014-11-02 06:41:54+00:00)
Title: feature(i18n): allows passing multiple message keys to elgg_echo()

When an array of keys are passed, it looks for each translation (including
English versions) and returns false if none are found. No notices are
emitted.

Fixes #6299

/cc @ewinslow @juho-jaakkola @jdalsem