Merge pull request #3043 from geetha-rangaswamaiah/running-doc

Fix running-page grammatical errors

docs/developer-guide/en/running.md

@@ -37,20 +37,20 @@ To stop Kapua, run
 
 ## OpenShift
 
-OpenShift is a PaaS (Platform As A Service) platform based on Kubernetes. Kapua support deployments into [OpenShift Origin](https://www.openshift.org),
+OpenShift is a PaaS (Platform As A Service) platform based on Kubernetes. Kapua supports deployments into [OpenShift Origin](https://www.openshift.org),
 which is an open source community project. Origin sources, can be found [here](https://www.openshift.org/). We support Kapua on OpenShift Origin **1.4.1**.
 
 Currently we support running OpenShift only on Linux OS. If you would like to run Kapua on Mac OS or on Windows for development purposes, please install Linux
-(for example Fedora 25) into virtual machine (for example VirtualBox) and install OpenShift there.
+(for example Fedora 25) into a virtual machine (for example VirtualBox) and install OpenShift there.
 
 ### Starting OpenShift cluster
 
 For running Kapua on an OpenShift you need to
-have OpenShift cluster installed and started in a first place. You can install it by yourself or rely on the script we provides:
+have OpenShift cluster installed and started in the first place. You can install it by yourself or rely on the script we provides:
 
     sudo kapua/deployment/openshift/openshift-start.sh
 
-If you are running your OpenShift cluster for a first time, execute the following initialized script as well:
+If you are running your OpenShift cluster for the first time, execute the following initialized script as well:
 
     kapua/deployment/openshift/openshift-initialize.sh
 
@@ -201,7 +201,7 @@ Kapua can also be run with Vagrant.
 
 ### Installing Vagrant
 
-Before Vargant can be used to run Kapua it needs to be installed. This is different on each distribution.
+Before Vargant can be used to run Kapua it needs to be installed. This is different in each distribution.
 
 #### Installing Vagrant on Fedora 25