Datetime widget: Code added for parsing  field of AttributeType
Datetime widget: validator field's value(s) for each datetime attribute is assigned to it's corresponding input type element's respective attribute(s)
Datetime widget: Javascript code added for two type of classes (date_month_day_year & date_year)
Merge pull request #677 from AvadootNachankar/mongokit

MIS template updates - Date-field widget modifications