bug#25545: 26.0.50; long values in *Help* are truncated

[Eli Zaretskii]

> From: Mark Oteiza <mvoteiza@udel.edu>
> Date: Thu, 26 Jan 2017 12:02:40 -0500
> 
> 1. Insert into *scratch*:
> 
>   (defcustom my-long-defcustom-name-for-reasons-foo 
> 'a-long-variable-name-because
>     "A docstring"
>     :type 'variable)
> 
> 2. Evaluate it
> 3. C-h v RET my-long-defcustom-name ... RET
> 
> The *Help* buffer's first two lines are
> 
> my-long-decustom-name-for-reasons-foos value is
> a-long-variable-name-becaus
> 
> missing the ultimate letter "e".  I had noticed this in some long string
> values where the ultimate double quote was missing.

Thanks, should be fixed now.