Updating mq-container docs for issue 1727 (#319)
Updating mq-container docs for issue 1727 (#319)

* Updating mq-container docs for issue 1727

* Update building.md

Modified building.md

* Update building.md

Modified building.md along with relative path
ibm-messaging/mq-container,ibm-messaging/mq-container,ibm-messaging/mq-container,ibm-messaging/mq-container