Merge branch '426_survey_locale' into 427_add_locale_selection

* 426_survey_locale:
  add default locale to example #426
  :default locale mandatory w/ translations #426
  refactoring for readability
  fixing parser spec
  recording changes
  change variable name and spec description #429
  recording changes
  Removed extra section step
  change method name #429
  Removed extraneous whitespace and coding style changes for simpler comparison
  Fixed bug in redcap_parser where dependency conditions with a question and answer reference are not be parsed correctly
  specify source of survey when parsing #429

Conflicts:
	lib/generators/surveyor/templates/surveys/languages.rb
locale UI test, remove fallback locale #427