[SeaBIOS] [PATCH] docs: fix various typos and inconsistency

[Kevin O'Connor]

On Sun, Oct 16, 2016 at 10:31:46PM +0200, Piotr Król wrote:
> Signed-off-by: Piotr Król <piotr.krol at 3mdeb.com>

Thanks.  Except for the last part, I committed your patch.

[...]
> --- a/docs/Runtime_config.md
> +++ b/docs/Runtime_config.md
> @@ -157,7 +157,7 @@ into bootorder. For example, the file:
>  /pci at i0cf8/*@f/drive at 1/disk at 0
>  ```
>  
> -will instruct SeaBIOS to attempt to boot from the given USB drive
> +Will instruct SeaBIOS to attempt to boot from the given USB drive
>  first and then attempt the given ATA harddrive second.
>  
>  SeaBIOS also supports a special "HALT" directive. If a line that

The text here is is a continuation of the sentence above it and is not
a start of a new sentence.

-Kevin