1. There is no flag called `--trust-ca-file` in etcd and i presume it is `--trusted-ca-file`
2. Using the same key and cert peer.key and peer.cert for both peer communication and client communication, confuses user. So differentiated it.
* Removed -fs from troubleshooting command
* Add YAML file for configmaps in concepts
* Add new topic for configmaps in concepts
* Add configuration entry for understanding configmaps
* Move Understanding Configmaps to a separate concept file
* Revert "Move Understanding Configmaps to a separate concept file"
This reverts commit 71bd80d7bc.
* Revert "Add configuration entry for understanding configmaps"
This reverts commit c27fc13f56.
* Revert "Add new topic for configmaps in concepts"
This reverts commit 3d535f5917.
* Revert "Add YAML file for configmaps in concepts"
This reverts commit 8ecabd6d10.