Add new incremental_search helper
Add dates helper and move namespace incremental_search
Don't require openc_bot helpers in main code
namespace stub helpers
Remove hard-coded references to company_number
Add stub text helper, and move #normalise_utf8_spaces to it
#update_datum should mix in uid (as it may not be avail in raw data)
Want uid to be returned as result, not just saved
Prepare underlying data before saving too
incremental search should cope with suffixes
Remove cruft folder
Merge pull request #20 from openc/helpers

Helpers