project: add helper script to generate Xcode project

Change-Id: I010e4266085262bf5c41624792a280791adf4fc9
Reviewed-by: Kateryna Kostiuk <kateryna.kostiuk@savoirfairelinux.com>
diff --git a/.gitignore b/.gitignore
index 0309024..6efab2a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -54,4 +54,5 @@
 build/
 lib
 build-local/
+Ring/
 .DS_Store