git-gui: adjust the minimum height of diff pane for shorter screen height
tree3c2bdf5bd0d852e156591f044a44ff11bb67b968
-rw-r--r-- 84 .gitattributes
-rw-r--r-- 97 .gitignore
-rwxr-xr-x 1813 GIT-VERSION-GEN
-rw-r--r-- 11701 Makefile
-rwxr-xr-x 1289 git-gui--askpass
-rwxr-xr-x 86966 git-gui.sh
drwxr-xr-x - lib
drwxr-xr-x - macosx
drwxr-xr-x - po
drwxr-xr-x - windows