[Docs] Make method overloads more obvious in docs

[lorensr]

Is your feature request related to a problem? Please describe.

Hard to notice that a fn has overloads, for example:

Describe the solution you'd like

Some visual change, and maybe a list of options (preferably linked) under the header:

Like

# condition

- condition(fn, timeout)
- condition(fn)

## condition(fn, timeout)

...

## condition(fn)

...