[CORD-1525] Populating relational fields and saving models

Change-Id: Ied02e7e48efed353ae4be8ebb277aef3b6af4cab
diff --git a/.gitignore b/.gitignore
index 635880e..59910ec 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,6 +2,7 @@
 *.pyc
 .noseids
 local_certs.crt
+src/tosca/tmp.yaml
 
 # Test Coverage
 .coverage