Lab moderna: add p4

Change-Id: I56673d05625f628fbb33acfad3b482e3158cbb42
diff --git a/quad12/labmoderna/p4b/output/.gitignore b/quad12/labmoderna/p4b/output/.gitignore
new file mode 100644
index 0000000..e9575a3
--- /dev/null
+++ b/quad12/labmoderna/p4b/output/.gitignore
@@ -0,0 +1,3 @@
+*.png
+*.svg
+*.pdf