In the Inviting Codes view add a function to generate for a group of inviting codes for entered emails

[masonmei]

In the inviting code view, side by the generate 10 more Codes button, create a new button named Send Invitings To button and popup a view for enter a group of email addresses seperated by a space. when press the Send Inviting button, system generate codes for all the valid emails and send to them.