Update runtime files.
diff --git a/runtime/syntax/gitcommit.vim b/runtime/syntax/gitcommit.vim
index 5e0642f..63b1ce9 100644
--- a/runtime/syntax/gitcommit.vim
+++ b/runtime/syntax/gitcommit.vim
@@ -2,7 +2,7 @@
" Language: git commit file
" Maintainer: Tim Pope <vimNOSPAM@tpope.org>
" Filenames: *.git/COMMIT_EDITMSG
-" Last Change: 2016 Aug 29
+" Last Change: 2019 Dec 05
if exists("b:current_syntax")
finish
@@ -18,11 +18,18 @@
syn include @gitcommitDiff syntax/diff.vim
syn region gitcommitDiff start=/\%(^diff --\%(git\|cc\|combined\) \)\@=/ end=/^\%(diff --\|$\|#\)\@=/ fold contains=@gitcommitDiff
-syn match gitcommitFirstLine "\%^[^#].*" nextgroup=gitcommitBlank skipnl
-syn match gitcommitSummary "^.\{0,50\}" contained containedin=gitcommitFirstLine nextgroup=gitcommitOverflow contains=@Spell
+syn match gitcommitSummary "^.*\%<51v." contained containedin=gitcommitFirstLine nextgroup=gitcommitOverflow contains=@Spell
syn match gitcommitOverflow ".*" contained contains=@Spell
syn match gitcommitBlank "^[^#].*" contained contains=@Spell
-syn match gitcommitComment "^#.*"
+
+if get(g:, "gitcommit_cleanup") is# "scissors"
+ syn match gitcommitFirstLine "\%^.*" nextgroup=gitcommitBlank skipnl
+ syn region gitcommitComment start=/^# -\+ >8 -\+$/ end=/\%$/ contains=gitcommitDiff
+else
+ syn match gitcommitFirstLine "\%^[^#].*" nextgroup=gitcommitBlank skipnl
+ syn match gitcommitComment "^#.*"
+endif
+
syn match gitcommitHead "^\%(# .*\n\)\+#$" contained transparent
syn match gitcommitOnBranch "\%(^# \)\@<=On branch" contained containedin=gitcommitComment nextgroup=gitcommitBranch skipwhite
syn match gitcommitOnBranch "\%(^# \)\@<=Your branch .\{-\} '" contained containedin=gitcommitComment nextgroup=gitcommitBranch skipwhite