replace messaging system with a method based system
Fix ui localizations for new message system
add missing ggn messages
update most of the messages in core
clean up the alerts using the new message system
update ggn messages for new messaging system
alert button messages should use the value as is
Fix typos
Add missing welcome message
fix incorrect message
fix spelling
fix a couple more issues
clarify locals and document supported languages
Merge branch 'master' into smart-messages

Conflicts:
	src/documents/guideguide/js/_messages.eco
Merge pull request #60 from guideguide/smart-messages

Smart messages