[PATCH 2/2] gitk: rename "commit summary" to "commit reference"

[Beat Bolli <dev+git@drbeat.li>]

Now that the commit reference format has a canonical name, let's use this
name in gitk's UI and implementation.

Signed-off-by: Beat Bolli <dev+git@drbeat.li>
---
This commit is optional IMO, but I think it makes sense to use the same
words for the same things.

 gitk-git/gitk | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/gitk-git/gitk b/gitk-git/gitk
index cc89fb25d2..72c7feec9a 100755
--- a/gitk-git/gitk
+++ b/gitk-git/gitk
@@ -2640,7 +2640,7 @@ proc makewindow {} {
 	{mc "Diff selected -> this" command {diffvssel 1}}
 	{mc "Make patch" command mkpatch}
 	{mc "Create tag" command mktag}
-	{mc "Copy commit summary" command copysummary}
+	{mc "Copy commit reference" command copyreference}
 	{mc "Write commit to file" command writecommit}
 	{mc "Create new branch" command mkbranch}
 	{mc "Cherry-pick this commit" command cherrypick}
@@ -9389,17 +9389,17 @@ proc mktaggo {} {
     mktagcan
 }
 
-proc copysummary {} {
+proc copyreference {} {
     global rowmenuid autosellen
 
     set cmd [list git show -s --pretty=reference]
     if {$autosellen < 40} {
         lappend cmd --abbrev=$autosellen
     }
-    set summary [eval exec $cmd $rowmenuid]
+    set reference [eval exec $cmd $rowmenuid]
 
     clipboard clear
-    clipboard append $summary
+    clipboard append $reference
 }
 
 proc writecommit {} {
-- 
2.23.0.13.gecf2037ff6