* Use $COLORS from common.zsh
* Add a --options option to pass generic NFS mount options
* Add the --no-scratch option to run tests without a scratch mount
* Add the --no-server-access option for testing against somebody else's
server
* Remove the --nconnect and --rwsize options
* Run tcp and rdma tests sequentially instead of in parallel
* Add xfstestsdb support
* Clean up colors/xfstests.py to fix flake8 style errors
* Colorize xfstestsdb xunit output
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>