Code refactor

glide.yaml

@@ -1,28 +1,20 @@
 package: github.bus.zalan.do/acid/postgres-operator
 import:
-- package: github.com/coreos/etcd
-  version: ^3.1.0-rc.1
-  subpackages:
-  - client
-- package: github.com/spf13/pflag
-- package: golang.org/x/net
-  subpackages:
-  - context
+- package: github.com/Sirupsen/logrus
+  version: ^0.11.0
 - package: k8s.io/client-go
   version: ^2.0.0-alpha.1
   subpackages:
   - kubernetes
   - pkg/api
+  - pkg/api/errors
   - pkg/api/meta
-  - pkg/api/resource
   - pkg/api/unversioned
   - pkg/api/v1
-  - pkg/apis/apps/v1beta1
   - pkg/apis/extensions/v1beta1
   - pkg/fields
   - pkg/runtime
   - pkg/runtime/serializer
-  - pkg/util/intstr
   - rest
   - tools/cache
   - tools/clientcmd