v0.5.4

• Converted touched object to isTouched function. Ex: touched.firstName becomes isTouched("firstName")

• Converted dirty object to isDirty function. Ex: dirty.firstName becomes isDirty("firstName")

• Updated isDirty when no key is passed, returns true/false if any field is dirty. Ex: const isFormDirty = isDirty()

• Updated isTouched when no key is passed, returns true/false if any field is dirty Ex: const isFormTouched = isTouched()

• Updated setField to validate the given value before setting the field. If the given value is invalid, it returns false and does not update the field.