LB-735: Show message when user post a comment.

partial
added comment-message button to toggle message TO BE remove.
Merge pull request #2 from nistormihai/lb-user-comments-message

LB-735: Show message when user post a comment.
do stying for after comment msg popup

fixed
Merge pull request #4 from nidzix/style-comment-message

Style comment message
LB-735: Show message when user post a comment.

added backdropel to the message.
Merge pull request #198 from nistormihai/lb-user-comments-message

Lb user comments message