[mod:php] Modify validation and Add associations

Modify the validation rules and added associations with other tables
to Administrator, Baby, Bmi and ChildGrowth models.
[add,mod:php] Modify validation, add association and add new Model

Modify validation rules and options and add association with tables
to Determinant, FamilyMember and FieldCommunity Models and added a
new Model FamilyMemberKnowledge with validation and associations.
[mod:php] Modify validation rules and add assosiations to Models

Modify validation rules and validation options and added associations
to the tables to FieldGroup, FieldGroupProgress, FlourUsage and
HealthIssue models.
[mod:] Modify validation rules and add associations to models

Modify validation rules and add associations to models HealthIssueGroup,
Household and Indicator. Added HealthIssueCommunity and
HealthIssueGroupProgress models to the project and deleted HealthGroupProgress
and HealthIssueInCommunity models from project.
[mod:php] Modify validation rules and add associations to Models

Modify validation rules and options and added Associations to the
Legend, NavigationDetail, OilUsage, PregnantMother and
PregnantMotherKnowledge Models.