fixed typos and grammar in Readme and --help

README.md

@@ -8,7 +8,7 @@
 
 > This tool is still actively used and working stably despite not too frequent commits! Pull requests are most welcome!
 
-A simple script that allows to wait for a k8s service, job or pods to enter desired state.
+A simple script that allows waiting for a k8s service, job or pods to enter the desired state.
 
 ## Running
 
@@ -22,17 +22,17 @@ Read `--help` and play with it!
 
 ```bash
 / > wait_for.sh -h
-This script waits until a job, pod or service enter ready state. 
+This script waits until a job, pod or service enter a ready state. 
 
 wait_for.sh job [<job name> | -l<kubectl selector>]
 wait_for.sh pod [<pod name> | -l<kubectl selector>]
 wait_for.sh service [<service name> | -l<kubectl selector>]
 
 Examples:
-Wait for all pods with with a following label to enter 'Ready' state:
+Wait for all pods with a following label to enter 'Ready' state:
 wait_for.sh pod -lapp=develop-volume-gluster-krakow
 
-Wait for all pods with with a following label to enter 'Ready' or 'Error' state:
+Wait for all pods with a following label to enter 'Ready' or 'Error' state:
 wait_for.sh pod-we -lapp=develop-volume-gluster-krakow
 
 Wait for all the pods in that job to have a 'Succeeded' state:
@@ -47,7 +47,7 @@ wait_for.sh pod -l"release in (develop), chart notin (cross-support-job-3p)"
 
 ## Example
 
-A complex Kubernetes deployment manifest (generated by [helm](https://github.com/kubernetes/helm)). This deployment waits for one job to finish and 2 pods to enter ready state.
+A complex Kubernetes deployment manifest (generated by [helm](https://github.com/kubernetes/helm)). This deployment waits for one job to finish and 2 pods to enter a ready state.
 
 ```bash
 kind: StatefulSet
@@ -108,7 +108,7 @@ spec:
 
 ## Complex deployment use case
 
-This container is used extensively in deployments of Onedata system [onedata/charts](https://github.com/onedata/charts) for the the purpose of specifying dependencies. It leverages Kubernetes [init containers](https://kubernetes.io/docs/concepts/workloads/pods/init-containers/), thus providing:
+This container is used extensively in deployments of Onedata system [onedata/charts](https://github.com/onedata/charts) to specify dependencies. It leverages Kubernetes [init containers](https://kubernetes.io/docs/concepts/workloads/pods/init-containers/), thus providing:
 
 - a detailed event log in `kubectl describe <pod>`, on what init container is pod hanging at the moment.
 - a comprehensive view in `kubectl get pods` output where init containers are shown in a form `Init:<ready>/<total>`

wait_for.sh

@@ -21,10 +21,10 @@ ${0##*/} pod [<pod name> | -l<kubectl selector>]
 ${0##*/} service [<service name> | -l<kubectl selector>]
 
 Examples:
-Wait for all pods with with a following label to enter 'Ready' state:
+Wait for all pods with a following label to enter 'Ready' state:
 ${0##*/} pod -lapp=develop-volume-gluster-krakow
 
-Wait for all pods with with a following label to enter 'Ready' or 'Error' state:
+Wait for all pods with a following label to enter 'Ready' or 'Error' state:
 ${0##*/} pod-we -lapp=develop-volume-gluster-krakow
 
 Wait for all the pods in that job to have a 'Succeeded' state: