add support for date_field and datetime_field
turn off deprecation warnings
remove adhoc debug output
Add marker specs for what we need to implement
Add month_field
Add datetime_local_field
Add week_field
Add time_field
Add range_field
Add search_field
Add color_field
Merge pull request #49 from copiousfreetime/date-time-fields

Add support for all missing *_fields - color, date/time etc.