Added welcome and profile actions to the my controller

db/migrate/20170422181908_change_users_default_provider_local.rb

@@ -0,0 +1,7 @@
+# Previous local accounts have NULL as its value for the 'provider'.
+# Turn that into an explicit 'local' string.
+class ChangeUsersDefaultProviderLocal < ActiveRecord::Migration[5.0]
+  def change
+    execute "update users set provider='local' where provider is null"
+  end
+end

db/migrate/20170422182228_add_admin_field_to_users.rb

@@ -0,0 +1,5 @@
+class AddAdminFieldToUsers < ActiveRecord::Migration[5.0]
+  def change
+    add_column :users, :admin, :integer, default: 0
+  end
+end

db/migrate/20170422183028_add_screenshot_reference_to_users.rb

@@ -0,0 +1,5 @@
+class AddScreenshotReferenceToUsers < ActiveRecord::Migration[5.0]
+  def change
+    add_column :screenshots, :user_id, :integer, default: 0
+  end
+end