[PATCH] tools: add branch rebase support to recheck script

[Aaron Conole]

Patrick Robb <probb at iol.unh.edu> writes:

> Adding support for key value parameters to the recheck framework. This is
> being done specifically to support the branch rebase feature. With this
> commit, the rerun_requests.json includes a new arguments section which
> currently stores the rebase value, and can store future key value pairs
> in the future. This commit does not add a requirement that the user uses
> the rebase argument. It is optional.
>
> There are also some small quality of life changes which have been added.
>
> Signed-off-by: Adam Hassick <ahassick at iol.unh.edu>
> Signed-off-by: Patrick Robb <probb at iol.unh.edu>
> ---

Thanks Patrick.  Applied.