Fixed misspelled i18n keys.
This commit is cherry-picked from https://github.com/ari/jobsworth/commit/eae2aa36f030c1c00ae315620c1fab24e8a7c7bf
This is a patch for digitalnatives/jobsworth, so that can avoid merge conflicts when merging upstream.
Merge pull request #19 from ari/l10n_fixes_for_digital_natives

Fixed misspelled i18n keys.