transfer, you are probabaly OK if you do not have
them.
+ - expat library; git-http-push uses it for remote lock
+ management over DAV. Similar to "curl" above, this is optional.
+
- "GNU diff" to generate patches. Of course, you don't _have_ to
generate patches if you don't want to, but let's face it, you'll
be wanting to. Or why did you get git in the first place?
You'll only need the merge program if you do development using
git, and if you only use git to track other peoples work you'll
never notice the lack of it.
+
+ - "wish", the TCL/Tk windowing shell is used in gitk to show the
+ history graphically
+
+ - "ssh" is used to push and pull over the net