added children to users

front-api/db/migrate/20150319104317_create_children.rb

@@ -0,0 +1,10 @@
+class CreateChildren < ActiveRecord::Migration
+  def change 
+    create_table :children do |t|
+        t.string :name
+        t.integer :gender
+        t.date :date_of_birth
+        t.integer :user_id
+    end
+  end
+end