Toby Zerner c1c6a27dc5 Fix bug when loading a single post at the start ...

When loading a single post at the start of a discussion, start=0 and
end=0. But end would be set to start+limit, which was incorrect.

2015-01-30 12:15:01 +10:30

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core

Fix bug when loading a single post at the start

2015-01-30 12:15:01 +10:30