When you share links to your maps make sure you have the "Public Hosting" box checked in the sharing section of your map detail page. They share the link in the "Public Link" box. The link you have shared is only available to you. There is a forward, but it is cleaner if you give people the public version.
You can rotate the flight plan so it aligns better with the survey area boundaries by using two fingers and rotating.
Other than that, it looks great! We love how desert stuff turns out.