[gnome-shell-extensions] Force the existance of config/ and m4/ when cloning from git.

[Giovanni Campagna <gcampagna src gnome org>]

commit 951d59ba15d26e61a819d0fd48c81c96b45cb00f
Author: Giovanni Campagna <gcampagna src gnome org>
Date:   Sat Feb 19 14:43:30 2011 +0100

    Force the existance of config/ and m4/ when cloning from git.
    
    intltoolize requires a m4/ folder, and automake requires config/
    for its scripts, so when need to make sure they're present even
    when building from git.

 .gitignore        |    2 --
 config/.gitignore |    3 +++
 m4/.gitignore     |    1 +
 3 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/.gitignore b/.gitignore
index 2e593bc..3da8fe6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,10 +4,8 @@ Makefile.in.in
 configure
 config.log
 config.status
-config/
 aclocal.m4
 autom4te.cache/
-m4/
 po/gnome-shell-extensions.pot
 po/POTFILES
 po/stamp-it
diff --git a/config/.gitignore b/config/.gitignore
new file mode 100644
index 0000000..7e97b48
--- /dev/null
+++ b/config/.gitignore
@@ -0,0 +1,3 @@
+install-sh
+mkinstalldirs
+missing
diff --git a/m4/.gitignore b/m4/.gitignore
new file mode 100644
index 0000000..9f841b0
--- /dev/null
+++ b/m4/.gitignore
@@ -0,0 +1 @@
+intltool.m4