Pipecleaning file tidy up

Author: goldsmdn

Project.ipynb renamed to Initial_test.ipynb

@@ -1,2 +1,10 @@
 # Pipecleaning_test
-Pipecleaning test for MSc project
+Pipecleaning test for MSc project.
+
+The initial test was to check the basic connectivity.
+
+The "Steane_code_with_two_logical_qubits_v2.ipynb" file is a more extensive test.
+
+It sets up two logical qubits in the Steane code and then entangles them with a logical Hadamard and a logical CX.
+
+An appropriate noise model is applied.