i18n - extracting new, updating rails, pulling from tx
refresh locales
fixes #2444 - locale selector in user account
Changed validation text s/must be downcase/must be lowercase.
fixes #2420 - extract strings for i18n from JavaScript, various i18n fixes
fixes #2426 - translate model and column names to English
Feature #2368 - form helpers, exceptions and fixes
Feature #2368 - i18n extracting strings
Feature #2368 - merging new strings
Feature #2368 - adding German translation file
Feature #2368 - i18n integrating Transifex