#JC-1499. List replaced to bag in Topic-Post relation. Added test's for post ordering.
#JC-1499. List replaced to bag in Topic-Post relation. Added test's for post ordering.
#JC-1499 Replaced list to bag in Topic-Post relation. Added test for returned user post is sorted by date in desc order case.
#JC-1499 Added test for returned user post is sorted by date in desc order case.