118 - Implement shared album feature (#124)

* New features 
  - Share album. Users can now create albums to share with existing people on the network.
  - Owner can delete the album.
  - Owner can invite the additional users to the album.
  - Shared users and the owner can add additional assets to the album.
* In the asset viewer, the user can swipe up to see detailed information and swip down to dismiss.
* Several UI enhancements.

mobile/android/fastlane/metadata/android/en-US/changelogs/11.txt

@@ -0,0 +1,7 @@
+* New features 
+  - Share album. Users can now create albums to share with existing people on the network.
+  - Owner can delete the album.
+  - Owner can invite the additional users to the album.
+  - Shared users and the owner can add additional assets to the album.
+* In the asset viewer, the user can swipe up to see detailed information and swip down to dismiss.
+* Several UI enhancements.