Remove aws credential properties from application.properties due to

http://stackoverflow.com/a/30577192

Author: gortazar

src/main/resources/application.properties

@@ -7,8 +7,11 @@ spring.jpa.hibernate.ddl-auto=create
 cloud.aws.region.static=eu-west-1
 
 # Credentials (unnecessary when running in an EC2 instance with a role having enough permissions for S3 and RDS)
-cloud.aws.credentials.accessKey="key" 
-cloud.aws.credentials.secretKey="secret"
+#cloud.aws.credentials.accessKey="key" 
+#cloud.aws.credentials.secretKey="secret"
+
+# In AWS use this instead, and create an EC2 role
+#instanceProfile=true
 
 # RDS access 
 cloud.aws.rds.dbInstanceIdentifier=springaws