clarify why we need it

Author: vroldanbet

.travis.yml

@@ -17,7 +17,7 @@ env:
 
 before_install:
   - gem update bundler
-  - echo "127.0.0.1 ldap.example.org" >> /etc/hosts
+  - echo "127.0.0.1 ldap.example.org" >> /etc/hosts # needed for TLS verification
 
 install:
   - docker run --hostname ldap.example.org --env LDAP_TLS_VERIFY_CLIENT=try -p 389:389 -p 636:636 -v $(pwd)/test/fixtures/seed.ldif:/container/service/slapd/assets/config/bootstrap/ldif/50-bootstrap.ldif --name openldap osixia/openldap:1.3.0 --copy-service --loglevel debug