add bundle path env for travis ci

Author: dwerder

.travis.yml

@@ -2,6 +2,7 @@
 sudo: false
 language: ruby
 cache: bundler
+env: BUNDLE_PATH=.bundle
 bundler_args: --without system_tests
 before_install: rm Gemfile.lock || true
 script: bundle exec rake validate lint spec 

manifests/server.pp

@@ -150,7 +150,6 @@
   $cluster_slave_validity_factor = undef,
   $cluster_migration_barrier     = undef,
   $cluster_require_full_coverage = true,
-  
 ) {
   $redis_user              = $::redis::install::redis_user
   $redis_group             = $::redis::install::redis_group