Start preparing the API documents.

Most of them are still stubs, but the procedure to build the HTML
documentation, maintaining the index and installing the end product are
there.

I placed names of people who are likely to know the most about the topic
in the stub files, so that volunteers will know whom to ask questions as
needed.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/Documentation/technical/api-setup.txt b/Documentation/technical/api-setup.txt
new file mode 100644
index 0000000..4f63a04
--- /dev/null
+++ b/Documentation/technical/api-setup.txt
@@ -0,0 +1,13 @@
+setup API
+=========
+
+Talk about
+
+* setup_git_directory()
+* setup_git_directory_gently()
+* is_inside_git_dir()
+* is_inside_work_tree()
+* setup_work_tree()
+* get_pathspec()
+
+(Dscho)