master updated (25dadca -> e186af2)

[Lars Ingebrigtsen]

larsi pushed a change to branch master.

      from  25dadca   Hyperlink symbol names without word syntax in Help
       new  918a5ea   Make font locking work in mercury-mode
       new  e186af2   Improve fill-region-as-paragraph when there's a fill 
prefix


Summary of changes:
 lisp/progmodes/prolog.el          |  6 ++++--
 lisp/textmodes/fill.el            | 11 +++++++++--
 test/lisp/textmodes/fill-tests.el | 31 +++++++++++++++++++++++++++++++
 3 files changed, 44 insertions(+), 4 deletions(-)