no celery for production
Revert "index on word field"

This reverts commit 1c210b258339bfcb3c756cf37ef7088553b81411.
Revert "south files"

This reverts commit 466b41912427214bfa6d283e6c31905b363a34bf.
Conflict solved when merging master into production
manage_word forms file created and used instead of dydict one
settings tpl is up-to-date
log added to dydict/views
logging is working+test basic fonctionality and everything seems to work well
local_settings for infomation depending on server
settings.py.tpl useless
conflicts solved when merged logging branch into production one
logging:mention the file path where errors come from