Updated common providers for VMware and added in INI support for python script (#182)

* Making providers common

* moving directory locations

* using links and removal of vars file callout

* rename of file

* went block crazy

* cleanup

* add to remove

* adding in these to pull common providers into my master

* merging some conflicts

* merging ocp-on-vmware.py

* making some changes including removing local rhn_repos and subscriptions also added PyYAML and some other packages to vmware-guest-setup

* Update ocp-on-vmware.ini

* Update openshift-install.yaml

* Update vmware_inventory.ini

* Added support for multiple error checks in INI variables

* Update ocp-on-vmware.ini

* adding mods to

* updating roles

* updating roles

* Merging install

* Updating with merge

* Removed rhn local components

* Removed local validate

* removing password and vcenter ip from inventory INI

* removing password and vcenter ip from pytrhon INI

* Update main.yaml