Put all locale related workarounds together
Otherwise singularize method is not known
Protect the single connection to database in specs.

Otherwise some tests (deleting conversations) fail badly
Fix error in Guardfile

'watch' arguments must be strings
Deleting conversations
Better fix than 'sleep 1' to race conditions.
Back to non transactional fixtures

Shared database connections keep on failing sometimes
Another issue with locale not being set in tests