Bump project version to 0.3.2

Author: tschaffter

docker-compose.yml

@@ -17,7 +17,7 @@ services:
       - "${MONGO_PORT}:27017"
 
   data-node:
-    image: nlpsandbox/data-node:0.3.1
+    image: nlpsandbox/data-node:0.3.2
     build:
       context: server
       dockerfile: Dockerfile