Merge tag 'gitgui-0.19.0' of http://repo.or.cz/r/git-gui

git-gui 0.19.0

* tag 'gitgui-0.19.0' of http://repo.or.cz/r/git-gui:
  git-gui 0.19
  git-gui: chmod +x po2msg, windows/git-gui.sh
  git-gui: fallback right pane to packed widgets with Tk 8.4
  git-gui i18n: Added Bulgarian translation
  git-gui l10n: Add 29 more terms to glossary
  git-gui i18n: Initial glossary in Bulgarian

Author: gitster

git-gui/GIT-VERSION-GEN

@@ -1,7 +1,7 @@
 #!/bin/sh
 
 GVF=GIT-VERSION-FILE
-DEF_VER=0.18.GITGUI
+DEF_VER=0.19.GITGUI
 
 LF='
 '

git-gui/git-gui.sh

@@ -3224,18 +3224,28 @@ unset i
 
 # -- Diff and Commit Area
 #
-${NS}::panedwindow .vpane.lower -orient vertical
-${NS}::frame .vpane.lower.commarea
-${NS}::frame .vpane.lower.diff -relief sunken -borderwidth 1 -height 500
-.vpane.lower add .vpane.lower.diff
-.vpane.lower add .vpane.lower.commarea
-.vpane add .vpane.lower
-if {$use_ttk} {
-	.vpane.lower pane .vpane.lower.diff -weight 1
-	.vpane.lower pane .vpane.lower.commarea -weight 0
+if {$have_tk85} {
+	${NS}::panedwindow .vpane.lower -orient vertical
+	${NS}::frame .vpane.lower.commarea
+	${NS}::frame .vpane.lower.diff -relief sunken -borderwidth 1 -height 500
+	.vpane.lower add .vpane.lower.diff
+	.vpane.lower add .vpane.lower.commarea
+	.vpane add .vpane.lower
+	if {$use_ttk} {
+		.vpane.lower pane .vpane.lower.diff -weight 1
+		.vpane.lower pane .vpane.lower.commarea -weight 0
+	} else {
+		.vpane.lower paneconfigure .vpane.lower.diff -stretch always
+		.vpane.lower paneconfigure .vpane.lower.commarea -stretch never
+	}
 } else {
-	.vpane.lower paneconfigure .vpane.lower.diff -stretch always
-	.vpane.lower paneconfigure .vpane.lower.commarea -stretch never
+	frame .vpane.lower -height 300 -width 400
+	frame .vpane.lower.commarea
+	frame .vpane.lower.diff -relief sunken -borderwidth 1
+	pack .vpane.lower.diff -fill both -expand 1
+	pack .vpane.lower.commarea -side bottom -fill x
+	.vpane add .vpane.lower
+	.vpane paneconfigure .vpane.lower -sticky nsew
 }
 
 # -- Commit Area Buttons