Add reports from the Electromagnetism Lab

Change-Id: I3a5abfa0b9ff7c834f4df7c03c710b0c5ee0fad2
diff --git a/quad8/electro/lab/p8/data/massa_temps.dat b/quad8/electro/lab/p8/data/massa_temps.dat
new file mode 100644
index 0000000..3ebd3bf
--- /dev/null
+++ b/quad8/electro/lab/p8/data/massa_temps.dat
@@ -0,0 +1,4 @@
+43 3.29
+63.4 2.20
+83.7 1.68
+104.1 1.26