**Motivation**

Fixes #4698 and #4699 

**List of changes**

1. Two new folders under pulsar/deployment/kubernetes/generic : 
- original : contains the original scripts (pre Kubernetes 1.9)
- k8s-1-9-and-above : contains the new scripts with APIs ipdated (Kubernetes 1.9 and above)

2. bookie.yaml :
- Migrate DaemonSet api version from extensions/v1beta1 to apps/v1
- Declare the bookie service before the DaemonSet object for bookies

3. broker.yaml
- Migrate Deployment api version from apps/v1beta1 to apps/v1
- Declare the bookie service before the Deployment object for brokers

4. monitoring.yaml :
- Migrate all Deployment api version from apps/v1beta1 to apps/v1
- Declare each service before the Deployment object the service is bound to

5. zookeeper.yaml :
- Migrate StatefulSet api version from apps/v1beta1 to apps/v1
- Declare the service before the StatefulSet object for zookeeper

6. proxy.yaml
- Migrate Deployment api version from apps/v1beta1 to apps/v1
- Declare the bookie service before the Deployment object for proxy.