git: Ignore Qt generated files

Change-Id: I5970f83e8316e3f13e79e103cc17c96e31fef95e
diff --git a/.gitignore b/.gitignore
index 3c8b765..2ff8e41 100644
--- a/.gitignore
+++ b/.gitignore
@@ -31,3 +31,8 @@
 build32
 dbuild
 external
+*.config
+*.creator
+*.creator.user
+*.files
+*.includes