add git ignore
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..5cd902d
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,7 @@
+.DS_Store
+*.app
+Makefile
+*.o
+ui_*
+moc_*
+*.pb.*
diff --git a/sync b/sync
index 3cca091..641c079 160000
--- a/sync
+++ b/sync
@@ -1 +1 @@
-Subproject commit 3cca0915ea8f9fff0d27819f19598753cc47ceff
+Subproject commit 641c079c45d49177068d0648c4b7df0351167c63