Essentials: Prepare 1.3.0 Release

[jamesmontemagno]

• [x] Update Release Notes @jamesmontemagno
• [x] Drop Experimental Flags @Redth
• [x] Update NuGet package with release note aka.ms @jamesmontemagno
• [x] Update Docuementation @jamesmontemagno
• [x] Merge Into Master @Redth
• [x] Merge Docs into live @Redth
• [x] Publish NuGet @Redth
• [x] Template Updates @Redth & @jamesmontemagno
• [ ] Prep Blog Post

[thomasgalliker]

I was looking for the v1.3 release notes but could not find them here:
https://docs.microsoft.com/en-gb/xamarin/essentials/release-notes/

I guess it's still on a todo list somewhere... :-)

[jamesmontemagno]

Yeah, just did a PR to bring them into the main area :) also we updated our wiki to point there.