Ignore list for Visual Studio output and temporaries

.gitignore

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..e6df0e4
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,11 @@
+## Visual Studio files
+examples/directx9_example/Debug/*
+examples/directx9_example/Release/*
+examples/directx9_example/ipch/*
+examples/opengl_example/Debug/*
+examples/opengl_example/Release/*
+examples/opengl_example/ipch/*
+*.opensdf
+*.sdf
+*.suo
+*.vcxproj.user