[experimental-ims] b73b1a0 Update .gitignore

[Geoff Simmons]

commit b73b1a02dad3c7691d9047c4d76f89271c9c50e5
Author: Rogier 'DocWilco' Mulhuijzen <github at bsdchicks.com>
Date:   Sat Jan 14 13:36:10 2012 +0100

    Update .gitignore
    
    I work with NetBeans, and it insists on this being present.

diff --git a/.gitignore b/.gitignore
index 14c5393..6680eb8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -82,3 +82,6 @@ TAGS
 /doc/*.html
 /doc/sphinx/=build/
 /doc/sphinx/conf.py
+
+# NetBeans insists on this
+/nbproject/private/