Prevent force close in SetupCommentSectionTask if there is no data in the reply user cursor.
Cleanup comment views.

1) Don't show images for users who shared and commented on a story as it uses too much vertical space.
2) Don't show images for users who liked comments as they overlap with text.
Revert change that disabled user images for shared/commented on a story and liked comments
Merge pull request #129 from manderson23/master

Android: Issues with SetupCommentSectionTask