* lisp/ob-exp.el (org-babel-exp-lob-one-liners): Calculate length
appropriately given the style (block or inline) of the lob line.
* lisp/ob-lob.el (org-babel-block-lob-one-liner-regexp): New regexp
specific for block lob lines.
(org-babel-inline-lob-one-liner-regexp): New regexp specific for
inline lob lines.
(org-babel-lob-one-liner-regexp): Combination of two lob regexps.
(org-babel-lob-get-info): Return info from *either* the block or
inline lob lines.