AddValueParser method adds given custom value parser for the `reflect.Type`.

Body method parse the body based on Content-Type.

Struct method parses the value based on Content-Type.

Validate method is to validate struct via underneath validator.

ValidateValue method is to validate individual value.

ValidateValues method validates the values with respective constraints.

Validator method return the default validator of aah framework.

ValueParser method returns the parser based on `reflect.Type` and `reflect.Kind`.

ErrTypeOrParserIsNil returned when supplied `reflect.Type` or parser is nil to the method `AddValueParser`.

ErrValueParserIsAlreadyExists returned when given `reflect.Type` is already exists in type parser list.

StructTagName is used while binding struct fields.

TimeFormats is configured values from aah.conf under `format { ..

Error represents single validation error details.

Errors type represents list errors.

Parser interface is used to implement string -> type value parsing.