Support jump-links/anchors to a specific section within a task/project description

[lpb]

And see also my related post in within that other topic:

Add "Jump to Section" navigation shortcut at the top of projects

@Bryan_TeamKickstart and @Natalia, I suggested this several years ago during the Asana Redesign Beta I think, using page-level tabs (which could convert to Bryan’s dropdown if too many and not enough room. See this for a mockup and explanation, but in the context of the Task Detail pane, though it’s the same concept as what I proposed before and Bryan now proposes: Collapsible sections lead to requests, as we’ve seen here, for remembering the state. And even if this feature were added, it d…